Other Chemistry Answers

What mass of ammonium nitrate is required to lower the temperature of 400 mL of
water from 25 oC to 1oC? The Hsoln for ammonium nitrate is 34 kJ/mol.

Calculate the mass of copper if 3687.9 J of copper is cooled from 155 oC to 23 oC.
The specific heat of copper is 0.385 J/g*oC.

Calculate the volume of 1.01mol/L sodium hydroxide that is required to neutralize 25.00mL of a hydrochloric acid solution that has a pH of 0.32

Manual Centigrade vs Fahrenheit Graphing

1.Convert 0, 15, 38, 45, and 100 degrees of Celsius to digress of Fahrenheit using:

°F = (1.8 × °C) + 32. Fill in the data in the following data table.

Table 2. Data table for temperature °C vs. °F

°C

°F

0

15

38

45

100

2.Use the graph paper-I provided on line. Plot the above data using steps described. Be sure to calculate the range and scale.

seventy years ago, almost all electrical appliances were completly made out of metal. now , most appliances are plastic on the outside. why do you think this is?

Derive an expression for calculating energy values corresponding n = 3 for a particle in one dimensional box.

How many super rolls are equal to 330 big rolls?

When 127.68 g of brass at 163 degrees C are added to 150.00g of H2o at 22.4 degrees C, the final temperature of the brass and water is 32.6 degrees C. Calculate the value of the specific heat, c, for the brass.

How many super rolls are equal to 330 big rolls?
6 big rolls = 8 regular rolls
12 super rolls = 22 regular rolls

A 100.0g piece of iron is heated to a temperature of 125C and is placed in a bomb calorimeter containing 500mL of water at 10C. Calculate the final temperature of the water. The specific heat of water is 4.18J/gC and the specific heat of iron is 0.45J/gC.