The molar mass of cu is 63.55 g/mol. the number of grams of cu produced in this reaction is .

Which part of earth’s surface receives the most direct rays from the sun? a) equator b) ocean c) poles d) mountains

The identities of substances are the same before and after which type of change

How can you write e method for the experiment of separating sand from water by filtration process? 1-materials 2-steps 3-conclusion also the same for the separating process of water and salt by filtration or distillation. quick because i need to finish my hw