Which term describes a mixture that is not uniform throughout? 1. chemically bonded
2. heterogeneous
3. homogeneous
4. solution

Find the empirical formula of each of the following compounds. given mass or for each element in a sample of the compound 3,611 g ca; 6.389 g c1

(1.6 × 10-19)(5.0 × 106) = c × 10d identify the missing numbers below to show the result of multiplying the numbers.

Name the element in group 17, period 2. (periodic table)