If it takes 9.793 x 10-19 J of energy to remove one electron from a molecule of calcium, what is the wavelength of light capable of causing this effect? Use the equation E = hc/a, and
solve for A.

Miner's coal distributors does not mine coal itself, nor does it even store or handle the coal. instead, miner's solicits orders for low sulfur coal from other firms, then purchases the required amount from suppliers and directs them to ship the coal to its customers. what is miner's

Find the number of grams of hcl needed to react completely with .50 moles of magnesium.

Which property of water causes water drops to bead on a freshly waxed car?