I need the answer to question 8 please

If the same amount of cacl2 is added to equal volumes of water and maple syrup, which will have the higher temperature?

A100-watt light bulb radiates energy at a rate of 100 j/s. (the watt, a unit of power or energy over time, is defined as 1 j/s.) if all of the light emitted has a wavelength of 525 nm , how many photons are emitted per second?

Agas can holds 2.0 gal of gasoline. what is this quantity in cubic centimeters?