Water is one of our most important resources. Only about 1% of the Earth’s water is for human needs. Name four ways you can help conserve water. idfk what any of these men but this is for science

The first element on the periodic table of elements is carbon. a. true b. false

The diagram shows the positions of the sun, moon and earth during spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?

What is the molar mass of the anhydrous compound? answer using four significant figures. 36.02 g/mol 120.15 g/mol 156.12 g/mol