If a scientist knows the relative age of a fossil, he can also know

the relative age of the rock where it was found.

how long the organism was alive.

how it became extinct.

the type of climate from which it came.

Describe the properties of sodium, chlorine, and sodium chloride

Chemical weathering

What volume of a 0.240 m solution of barium nitrate is needed to prepare 0.500 l a solution that is 0.0800 m in nitrate ion?

What is the percent yield for the reaction pcl3 (g) + cl2 (g) ? pcl5 (g) if 119.3 g of pcl5 (? = 208.2 g/mol) are formed when 61.3 g of cl2 (? = 70.91 g/mol) react with excess pcl3? a 66.3%?

Which of the following quantities contains the greatest number of particles? 2 moles of carbon atoms 2 moles of carbon dioxide molecules 2 moles of diatomic oxygen molecules All of these quantities contain the same number of particles.

A flexible container is filled with 960.0 liters of air at 38 degrees Celsius. If pressure in the container does not change, at what temperature will the container have at a volume of 350.0 liters?

Which subatomic particles are paired with their charges? 1. electron-positive, neutron-negative, proton-neutral 2. electron-negative, neutron-neutral, proton-positive 3. electron-negative, neutron-positive, proton-neutral 4.

Where do you think information is coded in a DNA molecule?

The mole fraction of carbon dioxide in a gas mixture is. 200 there are also. 251 g of nitrogen and. 322 g of oxygen in this gas mixture what is the mass of arbon dioxide in this mixture

How do you do empirical formula