X g of sodium sulphate, Na2SO4 has 1.806 x 1023 particles. What is the value of x? [Molar mass Na2SO4 = 142 g mol-1, Avogadro constant = 6.02 x 1023 mol-1]Required to answer. Single choice. (1 Point)​

Which statement is a reason to support population regulation? a) it is unethical for us to control birth control rates b) humans have the freedom to produce as many children as desired c) the gap between the rich and poor has been narrowing since 1960 d) billions more people on the earth will intensify many environmental and social problems

What pressure will be exerted by 0.675 moles of a gas at 25*c if it is in a 0.750-l container?

What is a property of a double replacement reaction