What is an ore?
a. an object that has been recycled
b. an article of clothing that is made from natural fiber
c. a rock that contains enough of a metal to be worthwhile to extract
d. a fossil fuel that can be burned to generate electricity

For each of the following compounds, write the formula then predict whether it would be a strong, weak, or non-electrolyte when placed in di water. for the ionic compounds only, put (s) or (aq) after the forrmula formula strong, weak or non electrolyte? a calcium hydroxide b. silver carbonate c. lead(ii) sulfate d. phosphorus trifluoride e. sodium phosphide f barium sulfate g. strontium acetate h. zinc nitrate

Word equation for k+ h2o yield koh + h2

How can carbon move from "land" to bodies of water? describe the way human impact has lead to increased levels of co2 in the atmosphere.