Asolution of ammonia and water contains 1.80×1025 water molecules and 7.00×1024 ammonia molecules. how many total hydrogen atoms are in this solution?

A0.100-kilogram apple hangs in a tree 1.50 meter above the ground. ignore frictional effects, the total mechanical energy of the apples is

Which of the following compounds would be expected to have the strongest ionic bonds? a)the compound that has b)the largest ions with the greatest charge c)the compound that has d)the largest ions with the least charge the compound that has the smallest ions with the greatest charge the compound that has the smallest ions with the least charge

The molar mass of iron(fe) is 55.8 g/mol. what is the mass in grams of 2.25 moles of iron?