03/25/20

How is a balanced chemical equation similar to a recipe? Explain and give examples.
Please explain it clearly for me. I really need help.
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03/24/20

What is the percent by volume of isopropyl alcohol in a solution that contains 26 mL of isopropyl alcohol in 1.9 L of water?
What is the percent by volume of isopropyl alcohol in a solution that contains 26 mL of isopropyl alcohol in 1.9 L of water?
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03/24/20

Is it easier to find the x intercepts or the vertex of y=(x+2)(x-6)
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03/24/20

consider the function f(x)=-x-3/x-2
compute each of the followingf'(x) = f''(x) = f''' (x) =
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03/24/20

Does formaldehyde contain non-polar or polar covalent bond? Explain.

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03/24/20

Does ammonia contain non-polar or polar covalent bond? Explain.
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03/24/20

Does methane contain non-polar or polar covalent bond? Explain.
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03/24/20

How many hydrogen bonds can a water molecule form with other water molecles?
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03/24/20

If the infinite curve y=e^-4x , x>=0 is rotating about the x-axis, find the area of the resulting surface
dydx= -e^-4x or you u sub to set up this integral of the surface areaS=\int 2piyds i'm just trying to set up this equation properly so i can integrate.Any leads my fellow mathematicians?
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03/24/20

How do you write the balanced molecular equation reaction of aqueous potassium sulfite and hydroiodic acid?

also include physical states *
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03/24/20

How do you write the net ionic equation for the chemical reaction

write the net reaction of : HClO2(aq)+NaOH(aq) ->H2O(l) +NaClO2(aq)
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03/23/20

Which set of numbers could not represent the lengths of the sides of a right triangles?
A. {3, 4, 5}B. {6, 9, 12}C. {5, 12, 13}D. {8, 15, 17}
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03/23/20

What are the 3 types of intermolecular forces from strongest to weakest?
What are the 3 types of intermolecular forces from strongest to weakest?
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03/23/20

An inflated balloon has a volume of 3.85 L at 24 C. The balloon is placed in a refrigerator and cooled to 4.0 C. What is the new volume of the balloon? Assume the pressure does not change.

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03/23/20

Molarity calculations
A 0.200L cup of tea contains 3.765 g sucrose, which has the molecular weight of 342.3 g/mol. what is the molar concentration of sucrose in the tea?
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03/23/20

Centrzl angle of the arc
A circle has a circumference of 18, It has an arc length of 6Whats the central angle of the arc in degrees?
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03/23/20

A town has a population of 5000 and grows at 2% every year. What will be the population after 5 years, to the nearest whole number?
A town has a population of 5000 and grows at 2% every year. What will be the population after 5 years, to the nearest whole number?
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03/23/20

Write System of Equations from Context
A paper company needs to ship paper to a large printing business. The paper will be shipped in small boxes and large boxes. Each small box of paper weighs 25 pounds and each large box of paper... more
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03/23/20

The lengths of three pieces of wood are 4.8 inches, 1.6 inches, and 5.2 inches. What should the length of the fourth piece be so their average is 3.7 inches
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03/22/20

Calculate the volume, in milliliters, occupied by 0.055g of neon gas at STP.
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03/22/20

Calculate the pH during the titration of 20.00 mL of 0.1000 M C6H5OH(aq) with 0.1000 M KOH(aq) after 12 mL of the base have been added.
Calculate the pH during the titration of 20.00 mL of 0.1000 M C6H5OH(aq) with 0.1000 M KOH(aq) after 12 mL of the base have been added. Ka of phenol acid = 1.0 x 10-10.The answer is: 10.18 no... more
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03/22/20

I need help please
Draw a diagram to illustrate or describe in words the cycle(s) of matter within the healthy lake. 
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03/19/20

cos(1/2 tan^-1 3/5)=
cos(1/2 tan^-1 3/5)=Solve
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03/19/20

i need help with this problem.
Find the distance between a line and a point not on the line. Line p contains points at (4,3) and (-2,0). Find the distance between line p and the point (3,10).
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03/19/20

Chemistry HW Help
Write the net ionic equation for the chemical reaction shown. Include physical states.HClO2(aq)+NaOH(aq)⟶H2O(l)+NaClO2(aq)
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