Which atomic particle dtermines the chemical behaviour of an atom?

Explain how you know that no new element with an atomic number less than 100 will be discovered

Increasing pressure would most likely increase the reaction rate between which substances? A. A gas and a gas B. A solid and a liquid C. A liquid and a liquid D. A liquid and a gas

How many types of alkanol do we have

Based on table 1 the expected atomic mass of (AS) element number 33 would most likely be?

What is the net charge of an ion that has 8 protons, 9 neutrons, and 10 electrons

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?

When an acid reacts with a base what compounds are formed? a. a salt only. b. water only. c. a salt and water. d. metal oxides only.?