How many moles of kcl are required to prepare 1.50 l of 5.4 m kcl?

How does litmus paper indicate an acid?

Which set of characteristics best describes igneous rock? a) largest type of rock, made of organic matter, hardest type of rock b) least abundant type of rock, made of other rocks, made mostly of minerals c) found on all continents, contains wavy bands of stripes, contains fossils d) most abundant type in earth's crust, made of magma/lava, contains no fossils

How many atoms are there in 5.70 mol of mg