Which of the following abiotic factors would likely affect humans directly?

soil ph

humidity

number of sunny days

water availability

What volume would 2.25 moles of ne has occupy at stp?

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

Scientists are often interested in knowing the molar heat of combustion – the heat released during the combustion of one mole of a substance. use the periodic table to find molar masses. how many moles of ethanol are present in the sample?