What type of galaxy is the Milky Way? O elliptical galaxy
O barred-spiral galaxy
O irregular galaxy
O large-clustered galaxy

An aqueous solution of calcium hydroxide is standardized by titration with a 0.120 m solution of hydrobromic acid. if 16.5 ml of base are required to neutralize 27.5 ml of the acid, what is the molarity of the calcium hydroxide solution?

Calculate the molarity of 48.0 ml of 6.00 m h2so4 diluted to 0.250 l .

What mass of natural gas (ch4) must you burn to emit 276 kj of heat?