Using a 5.0M solution of MgSO4, determine how to make 250mL of a 1.8M dilution. CAN SOMEONE PLEASE HELP ME.

An excess of lithium oxide undergoes a synthesis reaction with water to produce lithium hydroxide li2o+h2o→2lioh if 1.05 g of water reacted, what is the theoretical yield of lithium hydroxide? a) 5.83 x 10–2 g lioh b) 1.17 x 10–1 g lioh c) 2.79 x 100 g lioh d) 1.40 x 100 g lioh

Which states of matter have particles that move independently of one another with very little attraction?

Rays from the sun are not considered matter true or false