4.How rocks change? Describe how each of the following factors cause change to occur in a rock.
1. heat and pressure:
2. melting:
3. cooling:
4. weathering and erosion
5.compacting and cementing

Express the following number in scientific notation. 0.026890 =

When the water vapor cools it condenses select a number that represents his process on the

Achemist 16 drop copper metal from copper chloride solution. the chemist place is 0.50 g of aluminum foil in a solution containing 0.75 g of copper (ii) chloride. a single replacement reaction takes place. which statement explains the maximum amount of copper that the chemist can extract using this reaction?