Write the METRIC ABBREVIATION (both prefix abbreviation and unit abbreviation) for 43.32 X 10⁹ decigrams

Which substances have the lowest melting points: ionic covalent, or metallic

What does the process of natural selection involve

Cucl2 + 2nano3 cu(no3)2 + 2nacl what is the percent yield of nacl if 31.0 g of cucl2 reacts with excess nano3 to produce 21.2 g of nacl? 49.7% 58.4% 63.6% 78.7%