JACQUES D.

03/25/22

PLEASE TELL IS A,C AND E IS CORRECT

Select all the true statements about the points shown.Alt_text A. The length of AB¯¯¯¯¯¯¯¯ is 5 units. B. d(B, C) = BC = 6 units. C.AB = AC – BC D.d(A, B) = d(B, C) E. BC = AC – AB

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Math Physics

03/24/22

FLUID DYNAMICS (PHYSICS)

Can anyone help me with this problem?A pipe has a diameter of 24 cm at one end which is located at 1.5 m above the ground, and a diameter of 12 cm at the other end which is 4.0 m above the ground... more

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Chemistry

03/24/22

Discussion for an experiment where the concentration of the anode is changed and the concentration of the cathode remains 1M

I am a little confused about what background theory I should include for the discussion of the above experiment.Any help would be appreciated.

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Answers •1

Chemistry

03/23/22

What is the heat of combustion of ethane, C2H6 in kilojoules per mole of ethane? Enthalpy of formation values can be found in this . Δ𝐻∘rxn = ________ kJ/mol ethane

What is the heat of combustion of ethane, C2H6 in kilojoules per mole of ethane? Enthalpy of formation values can be found in this .Δ𝐻∘rxn = ________ kJ/mol ethane

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Answers •1

Statistics

03/23/22

statistics problems

The area between z = −2.26 and z = 1.32 is

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Answers •1

Calculus

03/23/22

Can somebody help me with this Calculus related rates problem?

A trough has ends shaped like isosceles triangles, and has a length of 9 m, width 3 m, and height 4 m. Water is being pumped into the trough at a rate of 3 m^3/min. At what rate does the height of... more

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Answers •1

Chemistry Solutions Order Of Precipitations

03/23/22

A solution is 1.0x10-4 M in NaF, Na2S, and Na3PO4. What would be the order of precipitation as a source of Pb2+ is added gradually to the solution? Assume negligible volume change.

Given: Ksp of PbF2= 4.0x10-8, Ksp of PbS= 7.0x10-29, Ksp of Pb3(PO4)2= 1.0x10-54 .Show your complete solutions.

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Answers •1

Calculus

03/22/22

Please help i need this by 11:30pm EST

A ladder 10 ft long rests against a vertical wall. If the bottom of the ladder slides away from the wall at a rate of 0.7 ft/s, how fast is the angle between the ladder and the ground changing... more

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Chemistry

03/22/22

What volume (in liters) of oxygen is produced at STP when 75.0 g of water is decomposed by electrolysis? 2 H2O → 2 H2 ↑ + O2 ↑

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Answers •1

Organic Chemistry

03/21/22

Chemistry Calculations

Calculate the volume of 6.82 M acetic acid needed to prepare 325 mL of 0.885 M acetic acid.

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Answers •1

Organic Chemistry

03/21/22

Chemistry Calculations

Calculate the molarity of an acetic acid solution if 55.63 mL of the solution is needed to neutralize 104 mL of 1.74 M sodium hydroxide. The equation for the reaction... more

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Answers •1

Chemistry

03/21/22

What is the pH of a 0.770 M solution of Ca(NO₂)₂ (Ka of HNO₂ is 4.5 × 10⁻⁴)?

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Answers •2

Statistics

03/21/22

When 360 college students were surveyed160, said they own their car. Find a point estimate for p, the population proportion of students who own their cars.

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Answers •1

Calculus Precalculus Trigonometry

03/21/22

Find all complex cube roots of 3−i. Give your answers in a+bi form, separated by commas.

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Answers •2

Algebra 2

03/21/22

Solve the triangle below without using either the cosine or tangent ratios. Show your work.

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Answers •2

Bc Calculus

03/20/22

lim x ->0 (1-3x)^1/x

lim x ->0 (1-3x)^1/x The other question is: ∫ 0 to infinity te^-5t dt

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Answers •1

Science Chemistry

03/20/22

Suppose that 5.82 g of solid Fe2O3 is added to 24.3 mL of 0.577 M HCl solution. What is the concentration of the Fe3+ that needed to react with all the HCl? What mass of Fe2O3 will not have reacted?

Please help im having trouble getting it right.

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Answers •1

Math Finance Mathematics

03/19/22

The maker of cardboard boxes leases a warehouse and pays $9,000 at the beginning of each month for 5 years.

The maker of cardboard boxes leases a warehouse and pays $9,000 at the beginning of each month for 5 years. If interest rates are 3.75% compounded monthly, what is the present value (in dollars) of... more

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Answers •1

Chemistry

03/19/22

Complete the balanced molecular reaction for the following weak acid with a strong base: HF+LiOH-->

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Answers •2

Physics

03/19/22

What is the radius of the planet?

A 60.0 kg space explorer discovered a perfectly spherical planet. She found out that her apparent weight is 97% at the equator of the planet compared to that at the pole, which is 360N. If the... more

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Answers •1

Probability

03/17/22

Consider the 11 letters of the word MISSISSIPPI. Two of these letters are selected at random, one by one without replacement. What is the probability that

1.) BOTH LETTERS ARE I2.) NIETHER OF THE LETTERS ARE I3.) EXACTLY ONE OF THE LETTERS IS P

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Answers •1

Calculus

03/17/22

Analyze function g ( θ ) = 1 θ + 5 ( sin ⁡ ( θ ) )^ 2 on the interval [0,𝜋]

Analyze function g(θ)=1θ+5(sin⁡(θ))^2 on the interval [0,𝜋]a) Use interval notation to indicate where g is concave up: b) Interval where g is concave down:c) Infection points of g in interval [0,pi]:

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Answers •1

Physics

03/17/22

At 11°C, an aluminium rod is 10cm long and a steel rod is 80cm.Both have same diameter. The temp. is raised to 80°. What is the increase in length of the joined rod in mm?

The coefficient of linear expansion of aluminium and steel is 2.4*10^-5 and 1.2*10^-5 respectively.

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Answers •1

Chemistry

03/17/22

How does the United States standardize measurements of mass and weight?

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Answers •1

Statistics

03/16/22

Restaurant has two apppetizers, three main dishes, five drinks. If you would like to order all three, how many different meals can you order?

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Answers •1

PLEASE TELL IS A,C AND E IS CORRECT

FLUID DYNAMICS (PHYSICS)

Discussion for an experiment where the concentration of the anode is changed and the concentration of the cathode remains 1M

What is the heat of combustion of ethane, C2H6 in kilojoules per mole of ethane? Enthalpy of formation values can be found in this . Δ𝐻∘rxn = ________ kJ/mol ethane

statistics problems

Can somebody help me with this Calculus related rates problem?

A solution is 1.0x10-4 M in NaF, Na2S, and Na3PO4. What would be the order of precipitation as a source of Pb2+ is added gradually to the solution? Assume negligible volume change.

Please help i need this by 11:30pm EST

What volume (in liters) of oxygen is produced at STP when 75.0 g of water is decomposed by electrolysis? 2 H2O → 2 H2 ↑ + O2 ↑

Chemistry Calculations

Chemistry Calculations

What is the pH of a 0.770 M solution of Ca(NO₂)₂ (Ka of HNO₂ is 4.5 × 10⁻⁴)?

When 360 college students were surveyed160, said they own their car. Find a point estimate for p, the population proportion of students who own their cars.

Find all complex cube roots of 3−i. Give your answers in a+bi form, separated by commas.

Solve the triangle below without using either the cosine or tangent ratios. Show your work.

lim x ->0 (1-3x)^1/x

Suppose that 5.82 g of solid Fe2O3 is added to 24.3 mL of 0.577 M HCl solution. What is the concentration of the Fe3+ that needed to react with all the HCl? What mass of Fe2O3 will not have reacted?

The maker of cardboard boxes leases a warehouse and pays $9,000 at the beginning of each month for 5 years.

Complete the balanced molecular reaction for the following weak acid with a strong base: HF+LiOH-->

What is the radius of the planet?

Consider the 11 letters of the word MISSISSIPPI. Two of these letters are selected at random, one by one without replacement. What is the probability that

Analyze function g ( θ ) = 1 θ + 5 ( sin ⁡ ( θ ) )^ 2 on the interval [0,𝜋]

At 11°C, an aluminium rod is 10cm long and a steel rod is 80cm.Both have same diameter. The temp. is raised to 80°. What is the increase in length of the joined rod in mm?

How does the United States standardize measurements of mass and weight?

Restaurant has two apppetizers, three main dishes, five drinks. If you would like to order all three, how many different meals can you order?

Still looking for help? Get the right answer, fast.

OR

JACQUES D.

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Emmersion

PLEASE TELL IS A,C AND E IS CORRECT

FLUID DYNAMICS (PHYSICS)

Discussion for an experiment where the concentration of the anode is changed and the concentration of the cathode remains 1M

What is the heat of combustion of ethane, C2H6 in kilojoules per mole of ethane? Enthalpy of formation values can be found in this . Δ𝐻∘rxn = ________ kJ/mol ethane

statistics problems

Can somebody help me with this Calculus related rates problem?

A solution is 1.0x10-4 M in NaF, Na2S, and Na3PO4. What would be the order of precipitation as a source of Pb2+ is added gradually to the solution? Assume negligible volume change.

Please help i need this by 11:30pm EST

What volume (in liters) of oxygen is produced at STP when 75.0 g of water is decomposed by electrolysis? 2 H2O → 2 H2 ↑ + O2 ↑

Chemistry Calculations

Chemistry Calculations

What is the pH of a 0.770 M solution of Ca(NO₂)₂ (Ka of HNO₂ is 4.5 × 10⁻⁴)?

When 360 college students were​ surveyed160, said they own their car. Find a point estimate for​ p, the population proportion of students who own their cars.

Find all complex cube roots of 3−i. Give your answers in a+bi form, separated by commas.

Solve the triangle below without using either the cosine or tangent ratios. Show your work.

lim x ->0 (1-3x)^1/x

Suppose that 5.82 g of solid Fe2O3 is added to 24.3 mL of 0.577 M HCl solution. What is the concentration of the Fe3+ that needed to react with all the HCl? What mass of Fe2O3 will not have reacted?

The maker of cardboard boxes leases a warehouse and pays $9,000 at the beginning of each month for 5 years.

Complete the balanced molecular reaction for the following weak acid with a strong base: HF+LiOH-->

What is the radius of the planet?

Consider the 11 letters of the word MISSISSIPPI. Two of these letters are selected at random, one by one without replacement. What is the probability that

Analyze function g ( θ ) = 1 θ + 5 ( sin ⁡ ( θ ) )^ 2 on the interval [0,𝜋]

At 11°C, an aluminium rod is 10cm long and a steel rod is 80cm.Both have same diameter. The temp. is raised to 80°. What is the increase in length of the joined rod in mm?

How does the United States standardize measurements of mass and weight?

Restaurant has two apppetizers, three main dishes, five drinks. If you would like to order all three, how many different meals can you order?

Still looking for help? Get the right answer, fast.

OR

JACQUES D.

When 360 college students were surveyed160, said they own their car. Find a point estimate for p, the population proportion of students who own their cars.