Convert a length of 20.0m to inches

Will mark brainliest26. which of these statements are true? (3 points)a. gases are compressibleb. gases fill their containers completelyc. the pressure of a gas is independent of the temperatured. gases have masse. gases exert pressuref. the pressure of a gas is dependent on the volumeg. gas pressure results from the collisions between gas particlesh. gases have a definite volume and shape

What is the mass defect of a mole of nuclei with 1.8 x 10^15 j/mol binding energy?

Find the number of grams of hcl needed to react completely with .50 moles of magnesium.