Since oxygen is found in the molecule O2 and hydrogen as the molecule H2, what will need to happen to make water or H2O?

How many atoms are there in 5.70 mol of mg

What amount of heat is exchanged when 106.2 grams of substance y goes from a liquid at 35 degrees celsius to a solid at the same temperature? melting point of substance y = 35 degrees c; δhvaporization = 3.67 j/mol; δhfusion = 3.30 j/mol. mwsubstance y = 28.22 g/mol. −12.4 j −3.51 x 102 j 1.24 x 101 j 351 j

Which of the following isotopes has the same number of neutrons as phosphorus-31?