Identify the number of significant figures in each measurement. Type the correct answer in each box. Use numerals instead of words.
0.052301 km:
significant figures
400 cm
significant figures
50.0 m:
significant figures
4,500.01 mi:
significant figures

Which statements describe polyatomic ions? check all that apply. polyatomic ions have many charges. polyatomic ions have one overall charge. polyatomic ions repel other ions to form ionic bonds. polyatomic ions attract other ions to form ionic bonds. polyatomic ions are made up of only one type of atom. polyatomic ions are made up of two or more types of atoms.

Aside from human impact, which of the following causes less water vapor production over a small area? (2 pderivartin

What does a complete balanced chemical equation include? a. exothermic coefficients b. endothermic coefficients c. valence electrons d. molar coefficients