How many grams of NH3 can be produced from the reaction of 28g of N2 and 25g of H2?

1. What elements are carbohydrates generally composed of?

In each of the following blanks, only enter a numerical value. 1) In a sublevel for which l = 0, there is/are (blank) orbital (s), and the maximum number of electrons that can be accommodated is (blank).

At stp, 1 l of br2 reacts with 3 l of f2 to completion and produces 2l of a product. what is the formula of the product

If there is a loss of 5.63 x 10-7kg of mass in a nuclear reaction, how many Joules of energy would be released? Recall that c = 3x108 m/s 3.92 x 104 3.92 x 1010 5.07 x 107 5.07 x 1010 6.26 x 10-24

Organic chemistry is a science based on the study of

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