How many moles of magnesium are in 35g of magnesium?

Wind is related tot he movement or warm cold air masses which kind of heat transfer does this represent

The reaction q+r2=r2q is found to be first order in r2 and

Consider the following system at equilibrium. caco3(s) ca2+(aq) + co32–(aq) the addition of which compound will cause a shift in equilibrium because of a common ion effect? ccl4 co2 cuso4 na2co3