What volume of 0.5 mol/dm3 hydrochloric acid will react exactly with 5g of calcium carbonate?

Asyringe contains 56.05 ml of gas at 315.1 k. what volume will that gas occupy if the temperature is increased to 380.5 k? a) 12.41 b) 46.42 c) 67.68 d) 81.74

How many moles of magnesium is 3.01 x10^22 atoms of magnesium?

What term is applied to a scientist who studies ancient life, including animal and plant fossils a. anthropologist b. dendroclimatologist c. geophysicist d. paleontologist