What are the coefficients when the equation below is balanced? _CH4 + _O2 = _CO2 + _H2O

A) 2,2,1,2
B) 1,2,3,4
C) 1,3,4,1
D) 1,2,1,2

The characteristic of two different types of reactions are shown below. reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of and element. which statement is true about the atoms of the elements that participate in the two reactions? a: their identity changes in both reaction a and b. b: their identity changes in reaction a but not b. c: their identity changes in reaction b but not a. d: their identity remains the same.

An animal cell loses the ability to convert energy stored in food to energy that the cell can use. which of the cell's organelles has stopped working? a. the mitochondria b. the nucleus c. the vacuoles d. the endoplasmic reticulum

Why does asexual reproduction result in offspring with identicle genetic variation