How many grams of NH4 can I dissolve in 200g of water at 45C

Use the table to identify the phase and phase changes of the elements under the given conditions. write the name of the substance, phase, or phase change

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

What is the empirical formula of c6h18o3? ch3o c2h5o c2h6o c2h5o5