How do you balance

C2H2 + O2 - > CO2 + H2O?

Is it C2H2 + 5/2 O2 - > 2CO2 + H2O

or 2C2H2 + 5O2 - > 4CO2 + 2H2O?

How do plants store glucose?

List four factors that affect how much of a vitamin is available to the body

Oil is a powerful source of energy used for cars, machines, and many other purposes. While studying sources of energy that could replace the use of oil, a student thinks about solar power, wind power, nuclear power, and electric batteries.

Which of the following are forms of asexual reproduction? Select three options. A. zygote formation B. binary fission C. fertilization D. fragmentation E. sporulation

Earths four major spheres are the ...

If a gas is moved from a large container to a small container but its temperature and number of moles remain the same, what would happen to the pressure of the gas? It would increase. It would be halved. It would stay the same.

Which of the following would require the largest volume of 0.100 M sodium hydroxide solution for neutralization?: (A) 20.0 mL of 0.0500 M nitric acid (B) 15.0 mL of 0.0500 M hydrobromic acid (C) 5.0 mL of 0.0100 M sulfuric acid (D) 10.0 mL of 0.

Approximately what volume do 3.0 moles of kr gas occupy at stp? 80.0 40.0 l none of the above 20.0

What is the correct formula when Aluminum and Nitrogen are combined? a. Al3N b. AlN c. AlN3 d. Al2N

1-Bromobutane reacts with water to form 1-butanol according to the following equation. C4H9Br (aq) + 2 H2O (l) → C4H9OH (aq) + H3O + (aq) + Br - (aq) The following is a proposed mechanism for the reaction.