How many grams of lithium sulfate (Li2SO4) are required to dissolve in
459 g of water to make a 1.23 m
solution?
[?]g Li2SO4
Molar mass of Li2SO4: 109.94 g/mol

An experimental procedure requires a 10 ml of acid to be dissolved

One student said that the investigation was not valid (a fair test). write a plan for the investigation that includes improvements to the method and apparatus

Write a hypothesis that answers the lesson question, “while observing a chemical reaction, how can you tell which reactant is limiting? ” hypothesis: if a substance is the limiting reactant, then . . because . .