Which is the simplest form of a crystalline solid? Halogens
Ionic compounds
Non-Metals
Metals

Which compound contains both ionic and covalent bonds? a) hbr b)cbr4 c)nabr d) naoh

How does concentration affect reaction rate

Scientists often deal with numbers that are either very large or very small. for example, the radius of the sun is approximately 696,000 kilometers, while bacterial cells are as small as 1.9 × 10-4 millimeters. express each of these numbers in an alternate form.