A mystery atom has 17 protons, 17 electrons, and 18 neutrons. Which element is it

What is the molality of a solution that has 4 mol of kci in 0.800 kg of water

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