How many oxygen molecules are in 22.4 liters of oxygen gas at 273 K and 101.3 kPa?

If you are operating a power driven vessel that is underway in conditions of restricted visibility, what should you do

Hydrogen fuel cells are a promising alternative to gasoline engines in part because they release water instead of carbon dioxide. In a hydrogen fuel cell, hydrogen gas (H2) and oxygen gas (02) react to make water as shown below.

Which of the following is true if an atom has 8 protons, 8 electrons and 9 neutrons?

Which of the following is an example of the electrostatic force acting in a atom a. a neutron attracting a electron b. a neutron attracting a proton c. an electron attracting another electron d. a proton attracting an electron

How is dumping our waste different from dilution and dispersion?

Click the DeltaH is an Extensive Property button within the activity, and analyze the relationship between the two reactions that are displayed.

The fundamental unit used to measure mass is?

What are some ways population size is limited within an ecosystem?

Which occurs when a warm fluid cools down? Energy is released to the environment. Energy is absorbed from the environment. The density of the fluid decreases. The mass of the fluid decreases.

If 3 g of element C combine with 8 g of element D to form compound CD, how many grams of D are needed to form compound CD2?