CUICUIULUI. FILMU:ll .ULJUJ. CUI ILILI ILITIC Question 35 (Mandatory) (1 point)
Use this equation for the following question:
2H2 + O2 → 2H20
Use this equation for the following question:
2H2 + O2 → 2H20
How many grams of H2 are required to react with 54 g H20?
a) 27 g H2
b) 6 g H2
c) 18 g H2

2points why do scientists need governmental funding? o a. government politicians ask all the important scientific questions. o b. scientists have to pay taxes to the government on the money they make. o c. the cost of doing scientific research can be very high. o d. the government is controlled by scientists. submit

What does x represent in the formula for the compound xcl4?

Achange in the number of neutrons in an atom will change an blank . when the number of protons changes in an atom, a new element will form.