Backpackers often use canisters of white gas to fuel a cooking stove's burner. if one canister contains 1.45 l of white gas, and the density of the gas is 0.710 g/cm3, how many kilograms of fuel are contained in one canister?

What happens to isotopes that are unstable?

Two people each hold the end of a rope and create waves by moving their arms up and down. this wave is best classified as a transverse wave because a) both the rope particles and the wave are moving in the same direction. b) the wave is moving up and down as the particles of the rope move horizontally. c) the wave is moving horizontally as the particles of the rope move up and down. eliminate d) the wave is moving in a parallel direction with the motion of the person's arms.

Element j is 1s 2s 2p 3s . (i) how many unpaired electrons does j have? (ii) is j a good oxidizing agent or a reducing agent? (iii) state reason for the answer.