8. In chemical reactions we tend to identify in which physical state the compound is in, this is important for certain reactions, and the most common states are:
s for solid
l for liquid
g for gaseous
aq for aqueous, which means that the substance is dissolved in water
Letter C
9. In order to answer this question we will use the molar mass of K3P, which is 148.27g/mol, this means that in one mol we have 148.27 grams of K3P
148.27g = 1 mol
65.8g = x moles
x = 0.444 moles of K3P
Letter A