The density of a substance is 4.8g/mL. What is the volume of a sample that is 19.2g?

Which of the following is not true of carbon? it can form rings it has a valance of four it forms strong ionic bonds it can bond to form long chains

A major component of gasoline is octane. When octane is burned in air, it chemically reacts with oxygen gas to produce carbon dioxide and water.

Rank the following substances based on the forces present in each molecule from weakest to strongest - Cl2, LiF, OF2, CH4, NH3

how water goes through the hydrologic (water) cycle, starting and ending with ocean water. Use details and examples for all three steps!

What are the two things that can cause a disturbance (a. k. a change) in the chemical world equilibrium of a chemical reaction

Heat is an exchange of internal energy from one system to another due to A. a temperature difference between the systems. B. one system being gas and the other being solid. C. the systems having the same temperature. D.

Sierra did 500 J of work to move her couch. If she exerts 250 N of force on the couch, how far did she move it? (Work: W = Fd) 0.5 m 2 m 250 m 750 m'

Lead (ii) sulfide (pbs) has a ksp of 3.0 * 10-28. what is the concentration of lead (ii) ions in a saturated solution of pbs? 1.7 * 10-14m 1.5 * 10-14m 3.0 * 10-14m

A 2.17 gm sample barium reacted completely with water what is the equation for the reaction how many milliliters of dry H2 evoled at 21degree celcius and 748mm of Hg?

What does it mean for data to be continuous?