Moles of Fe in 5.22 x1022 atoms of Fe

Which coefficients balance the following equation? __ CH4 + __ O2 = __ CO2 + __ H2O A. 2, 1, 2, 1 B. 1, 2, 1, 2 C. 1, 1, 1, 1 D. 2, 2, 2, 2

Which atom attracts electrons most strongly when bonded?

The pOH of a solution is 10.75. What is the concentration of OH - ions in the solution? Use StartBracket upper O upper H superscript minus EndBracket equals 10 superscript negative p O H ... 3.162 Times. 10-108 M 1.778 Times. 10-11 M 1.075 Times.

How many electrons does the isotope oxygen-18 have? 6 8 10 18

What do scientists do when they discover that they did something wrong in there experiment

The atomic weight of hydrogen is 1.00794. a. True b. False

Describe What kind of ions do metals form? What kind of ions do nonmetals form?

A car is driven through streets treated with salt and then parked in a warm garage. a) How will the rate of rusting compare with a car that has not been driven in the streets treated with salt but left parked outside?

Amalgam is an alloy that contains mercury and other metals. Which of these atoms would most likely form metallic bonds with mercury? Check all that apply. bromine copper hydrogen iodine silver tin

Which fossil fuel is the most widely consumed in the United States? A. petroleum B. natural gas C. peat D. coal