A car travelling at 20km per hour emits about 0.0750kg of carbon monoxide per kilometre. How many mole of carbon monoxide are emitted per kilometre under these conditions?

In the Chemical formula H 2o which description explains what the two represents

What does quantum mechanics describe about the e-?

Which describes a step in the process of forming an ionic bond? Ametal atom loses electrons and becomes a positive ion. A metal atom gains electrons and becomes a negative ion. Anonmetal atom loses electrons and becomes a negative ion.

8) what is the empirical formula for ethyl fluoride if the compound contains 49.97% carbon, 10.51% hydrogen, and 39.52% fluorine by mass?

As you dig down into the ground, you see water at the bottom of the hole. This is a sign you've found what? A. a cave B. the water table C. karst topography D. an underground stream

Difference between radical and compound

Water is a produced when 30.0 grams of hydrogen reacts with 80.0 grams of oxygen what is the limiting reagent

How are reactions and products related in a chemical reaction?

Ollie wants to sign up with an online social network called TeensMeet, which other kids at school have joined.

7. A perfect cube has a width of 2 cm. What is the cube's volume? Show your work!