When aqueous solutions of sodium phosphate and calcium nitrite are mixed, the spectator ions are ________.
A) calcium and nitrite
B) sodium and phosphate
C) calcium and phosphate
D) sodium and nitrite
Question 2
If the concentration of B is doubled while the concentration of A is unchanged, the rate will ________.
A (g) + 3B (g) C (g) + 2D (g)
Rate = kAB3
A) stay the same
B) be increased by a factor of 6
C) double
D) be increased by a factor of 8
Question 3
In order for an experiment to be successful, scientists must be able to control all variables.
Indicate whether the statement is true or false