Seudónimo Seudónimo
  • 02-01-2017
  • Chemistry
contestada

Greenhouse gases make up what percentage of Earth's atmosphere? A. less than 1% B. between 1% and 5% C. between 5% and 20% D. over 20%

Respuesta :

margaretjohnson
margaretjohnson margaretjohnson
  • 02-01-2017
the correct answer is C
Answer Link

Otras preguntas

What is an amendment?
Given the balanced ionic equation: 3Pb2+ + 2Cr ==> 3Pb + 2Cr3+ What is the number of moles of electrons gained by 3.0 moles of lead ions? (1) 5.0 mol (3)
What is one thing Benjamin Franklin is famous for?
Which polyatomic ion is found in the compound represented by the formula NaHCO3? (1) acetate (3) hydrogen sulfate (2) hydrogen carbonate
Which property is a measure of the average kinetic energy of the particles in a sample or matter? (1) mass (2) density (3) pressure (4) temperatu
Which ion has the smallest radius? (1) O2- (2) S2- (3) Se2- (4) Te2-
What is the color of the indicator thymol blue in a solution that has a pH of 11? (1) red (3) pink (2) blue (4) yellow
Help solve the following equation: 20.6 + 2.1x = -8.2x
Equal amounts or ethanol and water are mixed at room temperature and at 101.3 kPa. Which process is used to separate ethanol from the mixture? (1) distillation
During the Cold War, what was the main concern of the United States?