A chemist determined by measurements that 0.035 moles of magnesium participated in a chemical reaction. Calculate the mass of magnesium that participated in the chemical reaction. Be sure your answer has the correct number of significant digits.

What woukd most likely be the transmittance at a 0.70 m solution of solute a? a) 7.6%b) 1.1%c)4.0%d)4.6%

How many moles of potassium hydroxide are needed to completely react with 2.94 moles of aluminum sulfate

How does a nuclear reactor produce electricity? a. high-energy gamma rays are converted by a generator into electricity. b. the heat from the reaction turns water to steam, which runs a generator. c. the reaction produces a stream of electrons that flow through wires and into batteries. d. the heat released from the reaction is used to burn coal or gas to produce electricity. e. control rods absorb the neutrons emitted and release a stream of electrons as electricity.