Magnesium reacts with cooper sulphate according to the following equation Mg(s)+CuSO4(aq)>MgSO4 (aq)+Cu(s) what mass of magnesium is required to produce 1.5g of cooper? RAM Mg=24 Cu=63.5 S=32 O=16 PLEASE HELP‼​

Cobalt-60 is an artificial radioisotope that is produced in a nuclear reactor and is used as a gamma-ray source in the treatment of certain types of cancer. if the wavelength of the gamma radiation from a cobalt-60 source is 1.00 × 10-3 nm, calculate the energy of a photon of this radiation.

Which statement best describes the relationship between period and frequency of light waves? a) in wave b the period increases and the frequency decreases from wave a. b) in wave a the period increases and the frequency decreases from wave b. c) in wave b the period is shorter and the frequency is greater than in wave a. d) in wave a the period is shorter and the frequency is greater than in wave b.

Which factor is likely to impact the possible number of compounds ?