Humans can cause different types of environmental pollution. When household cleaners are dumped down the drain and make their way into the water supply, which type of pollution has taken place?
O air pollution
O biological pollution
O chemical pollution
O thermal pollution

Mrs. smith ordered a root beer float (vanilla ice cream + root beer). mrs. smith noticed that the three states of matter (solid, liquid, and gas) all existed simultaneously in her root beer float. a. identify each phase of matter in the root beer float. b. describe the particles of all three phases of matter in the root beer float. (how are the particles arranged and moving? ) c. identify one phase change you would see in a root beer float and described what causes this change.

How many moles of magnesium is 3.01 x10^22 atoms of magnesium?

Based on its chemical properties, identify the position of each chemical family on the periodic table.