2.a)R b)R c)L d)L e)R f)L g)L
Answer:
D
Explanation:
From periodic table : proton number 19 corresponds to K (potassium)
which is very reactive with water
Answer:
hi 5th grader, stop trying to cheat :)
Explanation:
Answer: 1.997 M
Explanation:
molarity = moles of solute/liters of solution or 
first we have to find our moles of solute (mol), which you can find by dividing the mass of solute by molar mass of solute
mass of solute: 92 g
molar mass of solute: 46.08 g/mol
let's plug it in:

next, we plug it into our original equation:

Displacement, usually the method that is used to measure the volume of an irregularly shaped object.