How many atoms are in an oxygen molecule (O2) ?

Do you think all metals conduct electricity with the same efficiency? Provide some examples for your answer.

How many molecules are in 2.5 moles of CO?

What contains most of earths water

Consider the following reaction. CO2 (g) + Hz (9) - CO (g) + H2O (1) What is being oxidized? carbon carbon dioxide oxygen hydrogen o

Are all synthetic products bad?

If you are trying to reduce echoes in a room, what should you add to the room?

The molar mass of iron (Fe) is 55.8 g/mol. what is the mass in grams of 2.25 moles of iron?

Select the compound that is not organic. sucrose carbon dioxide methane urea

You sealed an Erlenmeyer flask that was determined to have a volume of 272.2 mL with a stopper. The density of air at 25°C is 0.001185 g/mL. Air has an effective molar mass of 28.96 g/mol. What amount of air was sealed in the flask?

Let's say we start with 2.2lbs of uranium. If the half-line of U-235 is 703.8 million years, how much uranium will we have after 2,815 million years