Methane will not burn in air until a spark or flame is applied. Why not?

Which one of the following groups of chemical compounds is composed entirely of organic compounds? A. C 2 H 2, CH 4, CaCl 2, CaCN 2 B. C6H6, C2H5OH, C6H5CH3, C3H5 (NO3) 3 C. C 2 H 4 O, CH 2 O, CaSO 4, C 3 H 5 (OH) 3 D.

How does the kinetic-molecular theory explain why atmospheric pressure is greater at lower altitudes than at higher altitudes?

Which of the following is an incorrect name for an acid? A. acetic acid B. hydrocarbonate acid C. hydrocyanic acid D. sulfurous acid E. phosphoric acid

Difference between homogenous catalyst and heterogeneous catalyst

What is the lowest layer of the atmosphere and what is its highest altitude?

What variables affect the acceleration of an object and in what manner do they affect the acceleration?

How do valence electrons relate to the chemical reactions of an element?

What is the weighted-average mass of all known isotopes for an element

What is the Celsius equivalent of 212°f

Identify the characteristics of tornadoes and hurricanes