400cm3 of a gas x diffused through a porous pot in 2 minutes calculate the rate at which x diffuses​

Using the periodic table, complete the table to describe each atom. type in your answers

According to coulomb's law, how would the electrical force between particles change if the product of their electrical charge increased?

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