The specific heat of nickel is 0.44 J/g*⁰C. How much energy needed to change the temperature of 95.4g of nickel from 32⁰C to 22⁰C. Is the energy absorbed or released?

Which higher heat transfer? a) Fan with air b) boiling water c) cooled liquid

Tim and Jim finished their lab experiment earlier than their classmates. What should they do while they wait for the others to finish? A. look for an interesting experiment in their lab manual and perform that experiment B.

Ole fia aso aso kogi

What is the random mixing of gas molecules called? O A. Diffusion O B. Volume O. C. Temperature OD. Pressure

What is the name for the positive subatomic particles in an atom?

Describe how you could determine the specific heat of a sample of a solid substance. You may assume that the substance does not react with water.

Combustion of 7.54 g of liquid benzene (C6H6) causes a temperature rise of 50.3°C in a constant-pressure calorimeter that has a heat capacity of 6.27 kJ/°C. What is ∆H for the following reaction? C6H6 (l) + O2 (g) → 6CO2 (g) + 3H2O (l)

What is the compound name for the ion chemical formula AgBr?

Which principal energy level of an atom contains an electron with the lowest energy? A) n=1 B) n=2 C) n=3 D) n=4

Are erasers made from rubber?