Answer:
The completed reaction is
CaCO3 + 2 HCl → (Ca+2 + 2 Cl-)aq + H2O + CO2↑
Answer:

Step-by-step explanation:
step 1
Find the volume of the tank (cylinder)
The volume of cylinder is given by the formula

we have

substitute


step 2
Find the cost of rent one tank
Multiply the volume of one tank by the unit rate of $4 per cubic foot

Answer:
False
Step-by-step explanation: Are you asking whether or not its false? If so then yes f(x) is not a function because the x's on the left side repeat. Example the six points to two different numbers on the right side. I hope i helped!
Answer:
no he is not correct
Step-by-step explanation: