Which of the following is the balanced form of the equation CH4 + O2 → CO2 + H2O?

(a) 2CH4 + 3O2 → 3CO2 + 4H2O

(b) CH4 + 2O2 → CO2 + 2H2O

(c) CH4 + 5O2 → CO2 + 5H2O

(d) you CH4 + O2 → CO2 + 2H2O

Why is cyanide lethal? What dose it do once inside the body?

In the Chemical formula H 2o which description explains what the two represents

Which of the following is a method for separating a mixture A) Using paper chromatography to separate pigments by density B) Using decanting to pour liquid off a solid C) using electrolysis to separate oxygen and hydrogen from water molecules D) A

Calculate the density of a rectangular solid that has a mass of 25.71 g, and its dimensions are 2.3 x 4.01 x 1.82 cm.

Where are most organisms that live in the ocean found? why?

What would make bromine a group 17 element more similar to a noble gas

Use the following chemicals. ethanol, hexane, butanone, water, benzene, diethyl ether, ethyl acetate, acetone 4. Rank the solvents based on polarity, smallest to largest.

How long will it take for the concentration of xy to decrease to 12.5% of its initial concentration when the initial concentration is 0.100?

Which has a higher energy level 6d or 5s?

How far is the Earth for the moon?