The boiling of water results in a physical change in matter form

A. sold it liquid

B. gas to solid

C. solid to gas

D. liquid to gas

Consider the following two compounds made of different elements - sodium chloride (NaCl) and carbon dioxide (CO2). For each compound, state which type of bond exist between the elements and explain how the bond works.

What are the basic building blocks of matter? A) molecules B) atoms C) electrons D) compounds

How should more than one polyatomic ion be indicated in a chemical formula?

List some good ideas for Science Fair for Sixth Graders

Which should give the least vigorous reaction when dropped in water?

At a different temperature (this means that Keq will be different than part a)), 6.0 mol of IF5 and 8.0 mol of I4F2 are placed in a 10.0 L container. At equilibrium, 6.0mol of I4F2 are left. Calculate the Keq for the new temperature.

Rachel carson wrote this book, which exposed the deadly impact of ddt and chemical pesticides on wildlife. a. penn environment b. conservation protection c. rites of spring d. silent spring

Explain in terms of element classification, why K2O is an ionic compound

Describe a way to separate iron filings from sand.

Why does static friction work best in dry weather?