1. A gas has a volume of 50.0 mL at a temperature of - 73°C. What volume

would the gas occupy at a temperature of - 123°C? * *Celsius

The Law of Conservation of Matter describes how mass is not lost during a chemical reaction. True False

How much lead (pb) is in 5.07 * 1012 atoms of lead? answer in units of mol?

Before free oxygen gas became abundant in the oceans and atmosphere, it reacted with a metal and produced what type of formations? a. the ionosphere b. the ozone layer c. banded iron formations d. stromatolites

What is the pOH of a 5.6 x 10-5 M solution of cesium hydroxide (CsOH) ?

The relative strengths of covalent bonds and van der Waals interactions remain the same when tested in a vacuum or in water.

What will happen if we burn carbon monoxide In a closed room?

What elements does silver have.

What is the mass of 1 mole of carbon dioxide CO2?

An experiment is performed using 7 liquids; Methanol, Ethanol, Propanol, Butanol, Water, Pentane and Acetone. a.) The order of rates of evaporation from fastest to slowest are shown: Pentane, Ethanol, Methanol, Acetone, Water, Propanol and Butanol.

What does a molecule look like