An element or compound which occurs naturally in the earth is a ___?

An autoclave is used to sterilize surgical equipment because A) it allows water to boil at temperatures less than 100 °C. B) it allows water to boil at 100 °C at pressures less than 1 atm.

Elastic energy is stored when an object is stretched. Is this an example of potential or kinetic energy?

What elements make up molecules make up molecules of sugar

Butane gas is used as the fuel in disposable lighters. It burn in oxygen to form carbon dioxide gas and water vapor. What mass of carbon dioxide is produced when 53.3 g of butane is burned in 103.9 g of oxygen

What method should you use to separate this sample of mixture. A colloid of two liquids

Given the following information, calculate the mass for B-11. B-10 has a natural abundance of 19.9 percent, while B-11 has a natural abundance of 80.1 percent. The mass of B-10 is 10.013 amu.

How many moles of oxygen react with 0.23 moles of NH3

How many moles of carbon do you have in 100 quadrillion carbon atoms? report answer to 2 sig figs

A small 15 kilogram canoe is floating downriver at a speed of 4 m/s. What is the canoe's kinetic energy?

Liquid water is heated until it boils and becomes water gas. Which statement is true about the water?