Answer:
b. upper mantle
Explanation:
low velocity zone of the upper mantle
Answer:
Pressure
Gases are the only state of matter that are affected by changes in pressure when it comes to rate of reaction. Solids and liquids are not affected by changes in pressure.
Answer:
Explanation:
(3 pts) A 5.00 gram sample of an oxide of lead PbxOy contains 4.33 g of lead. Determine the
simplest formula for the compound.
Answer:
The hardness is more than 2.5. Hope this helps.