JACQUES D.

02/07/22

Answer the following question.

A patrol car is parked 40 feet from a long warehouse (see figure). The revolving light on top of the car turns at a rate of 28 revolutions per minute. How fast is the light beam moving (in ft/sec)... more

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Answers •1

Algebra 2

02/07/22

about quarterly percentages

I wanted to know how do you write it out if I have 100.000 at 4% quarterly, I know 1000.000X(1+0.04/4) which 0.04 is percentage. I need to write it out for all of them-annually-semi and monthly.

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Answers •1

Math Science Physics

02/07/22

Electric potential Physics Help Please!

The electric potential 1.0 m from a point charge is 3.6×10^4 V . What is the value of q?I tried using this formula v=k q/r and plugged in 3.6x10^4 = (9x10^9) (q)/ 1.0) to solve for q but it was... more

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Statistics

02/06/22

i dont get this

how to compute P(-1.22<t<1.22) with 14 degrees of freedom

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Calculus Chemistry Precalculus

02/06/22

Gaseous butane (CH3(CH2)2 CH3) reacts with gaseous oxygen gas (O2) to produce gaseous carbon dioxide (CO2) and gaseous water (H2O).

If 18.5g of water is produced from the reaction of 34.3g of butane and 87.1g of oxygen gas, calculate the percent yield of water. Round your answer to 3 significant figures.= _____ %

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Calculus

02/06/22

ind an equation of the plane. the plane that passes through the point (1, 5, 1) and is perpendicular to the planes 4x + y − 4z = 4 and x + 8z = 5

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Answers •1

Algebra 1

02/06/22

1 of 71 of 7 Questions Question What is the domain of the function f(x)=−12x+15?

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Answers •2

Physics Electrical Engineering Potential Energy

02/06/22

Electrical Potential Energy and Electric Potential

Please do provide an in-depth step-by-step solution and a final answer on how you solved it... This is my very first time encountering these problems. Thank you so much, in advance.! Two charges,... more

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Answers •1

Physics

02/05/22

If acceleration of 2 objects dropped from same heights (neglecting air resistance) is same, so how can we say that they'd take the same time to reach the ground??

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Answers •1

Chemistry

02/04/22

chemistry inorganic

Using the Nernst equation, what is the potential for the O2 reduction at 25 °C,pH = 7 and p(O2) = 0.20 atm, given that Eo(O2/H2O) = 1.23 V?

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Answers •1

Chemistry

02/04/22

Chemistry- Thermochemistry

Exactly 25 mL of water at 25 °C is added to a hot frying pan made completely out of iron that weighs 1.5 kg. If the 25 mL of added water is converted to steam at 100 °C determine the temperature... more

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Answers •2

Geometry

02/04/22

find an equation perpendicular to (2,1) and (1,6) containing the point (3,3)

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Answers •1

Algebra 1

02/04/22

I need help factoring p(x) over real numbers

Let p(x) = 2x4 + 13x3 + 11x2 + 117x − 63.Factor p(x) over the real numbers.p(x) =

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Answers •1

Calculus

02/04/22

You want your boat to travel due east at 20 mph. If the wind is blowing at 9 mph with a direction 30 degrees south of west, to what direction and speed should you set your course?

From my diagram, I can see that the components of the wind vector is 9<cos(210), sin(210)> and my boat vector is 20<cos(0), sin(0)>. However, when I add the components and find the... more

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Answers •3

Chemistry

02/04/22

combustion of CHO

A 2.052 gram sample of an organic compound containing C, H and O is analyzed by combustion analysis and 5.176 grams of CO2 and 0.9082 grams of H2O are produced.In a separate experiment, the molar... more

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Physics

02/04/22

A tennis ball is struck at the base line of the court, 13.0 m from the net. The ball is given an initial velocity with a horizontal component equal to 26.0 m/s at an initial elevation of 1.50 m.

(a) What vertical component of initial velocity must be given to the ball, such that it barely clears the 1.00 m high net?(b) How far beyond the net will the ball hit the ground?

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Answers •1

Geometry Trigonometry Algebra

02/03/22

Help with this question?

Sal and his friend are on opposite sides of a river. To find the width of the river, each of them hammers a stake on his bank of the river in such a way that the distance between the two stakes... more

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Precalculus

02/03/22

Find the specified nth term in the expansion of the binomial

(x+6)^12term: ax^4

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Physics

02/03/22

Linear Expansion Question

What is the minimum allowance for expansion in the construction of a modern steel bridge that is exactly 1.6 km long, if the temperatures will range from -40.0°C to 40.0°C? Give your answer in meters. more

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Answers •1

Chemistry

02/01/22

Convert the rate of 271.7 gallons/min to an equivalent rate of cL/week. Present answer in scientific notation rounded to the proper number of significant figures

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Answers •1

Chemistry

02/01/22

Hydrogen can have an oxidation number of –1 when _______.

A. it is grouped in molecules with three or more atoms B. it is grouped with just one other atom that is a noble gas C. it is grouped with just one other atom that is a metal D. it is grouped with... more

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Chemistry

02/01/22

How many atoms of H are in 7.1 moles of H2O?

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Answers •1

Sat Math

02/01/22

one plane is ascending at a rate of 40ft per minute. Another plane is ascending at a rate of 3800ft of 120ft per minute. How long will it take the planes to be at the same altitude

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Answers •1

Math Differential Equations Mathematics

02/01/22

can anyone help me with this question? thankyou in advance and im so happy if you can show me the proper calculation ;p

find dy/dx of the following functions y= ( 2x^5+3x^3 -2) over x^2 y= (x^2+x-3) over (x^2+1)

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Answers •1

Calculus

02/01/22

Find the shortest distance from the point (1,1,0) to the surface x^2+3y^2-z^2=1/3

We are asked to find the shortest distance from 3 points but that's all

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Answers •1

Answer the following question.

about quarterly percentages

Electric potential Physics Help Please!

i dont get this

Gaseous butane (CH3(CH2)2 CH3) reacts with gaseous oxygen gas (O2) to produce gaseous carbon dioxide (CO2) and gaseous water (H2O).

ind an equation of the plane. the plane that passes through the point (1, 5, 1) and is perpendicular to the planes 4x + y − 4z = 4 and x + 8z = 5

1 of 71 of 7 Questions Question What is the domain of the function f(x)=−12x+15?

Electrical Potential Energy and Electric Potential

If acceleration of 2 objects dropped from same heights (neglecting air resistance) is same, so how can we say that they'd take the same time to reach the ground??

chemistry inorganic

Chemistry- Thermochemistry

find an equation perpendicular to (2,1) and (1,6) containing the point (3,3)

I need help factoring p(x) over real numbers

You want your boat to travel due east at 20 mph. If the wind is blowing at 9 mph with a direction 30 degrees south of west, to what direction and speed should you set your course?

combustion of CHO

A tennis ball is struck at the base line of the court, 13.0 m from the net. The ball is given an initial velocity with a horizontal component equal to 26.0 m/s at an initial elevation of 1.50 m.

Help with this question?

Find the specified nth term in the expansion of the binomial

Linear Expansion Question

Convert the rate of 271.7 gallons/min to an equivalent rate of cL/week. Present answer in scientific notation rounded to the proper number of significant figures

Hydrogen can have an oxidation number of –1 when _______.

How many atoms of H are in 7.1 moles of H2O?

one plane is ascending at a rate of 40ft per minute. Another plane is ascending at a rate of 3800ft of 120ft per minute. How long will it take the planes to be at the same altitude

can anyone help me with this question? thankyou in advance and im so happy if you can show me the proper calculation ;p

Find the shortest distance from the point (1,1,0) to the surface x^2+3y^2-z^2=1/3

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