Express the following number in scientific notation: 0.675.
a. 6.75 × 107
b. 6.75 × 108
c. 6.75 × 10-7
d. 6.75 × 10-8

What is the number of moles in 15.0 g ash3?

What is the energy in joules of a mole of photons associated with visible light of wavelength 486 nm?

What energy conversion occurs when a sling shot is used to shoot a rock across the room? (2 points) question 2 options: 1) stored mechanical energy is converted to mechanical energy. 2) stored mechanical energy is converted to radiant energy. 3) gravitational energy is converted to radiant energy. 4) gravitational energy is converted to mechanical energy.