7. Write the chemical equations in symbols and formula for ti following word equations.
a. Silver chloride
Silver + Chlorine
b. Magnesium + Oxygen
Magnesium oxide
c. Iron + Sulphur
Iron (II) sulphide
d. Carbon + Oxygen
Carbon dioxide
e. Calcium + Oxygen
Calcium oxide

During which time interval does the object travel approximately 10 meters

Atrain travels 74 kilometers in 3 hours, and then 81 kilometers in 5 hours. what is its average speed?

The diagram below shows a cell placed in a solution.a cell is shown placed inside a beaker. it is labeled cell. the solution inside the beaker is labeled 40% salt solution and the solution inside the cell is labeled 20% salt solution.only water is allowed to move in and out of the cell. what will most likely happen to the cell? it will expand as water moves out of it. it will shrink as water moves out of it.it will expand as water moves into it. it will shrink as water moves into it.