The specific heat capacity of methane gas is 2.20 J/g°C. How many joules of heat are needed to raise the temperature of 5.00 g of methane from 22.0°C to 57.0°C? a-79.5 J

b-385J

c-869 J

d-0.0126 J

Describe the particles of all three phases of matter in the root beer float. (how are the particles arranged and moving? )

Which of the following statements about acidic water is true? a. acid has no effect on the h,o molecules. b. the solution contains a larger number of oh ions than h,o ions. c. the solution contains a larger number of h,o ions than qh ions. d. the solution contains an equal number of h,o ions and oh ions. none of the above e.

What happens to isotopes that are unstable?