Suppose that you massed out 3.50 g of sodium carbonate, Na2CO3. How many moles would you have?

The amount of fat recommended for somone with a daily diet of 2000 Calories is 65 g. What percent of the calories in this diet would be supplied by this amount of fat if the average number of Calories for fat is 9.1 Calorie/g?

45.1g + 1.786g = (calculator display) & (final answer)

Which part of the electromagnetic spectrum has a lower frequency than visible light? infrared x-rays gamma rays ultraviolet

How many liters of oxygen are released from the decomposition of 36.5 grams of hydrogen peroxide at STP?

How does energy move

Which one of the following Acids is most likely to hurt you? Acid A: 1.0 M; Acid B: 0.0001M

Which statement accurately describes the atoms of a specific element? explain your answer in complete sentences. A. A Neon, Ne, atom contains 10 electrons outside the nucleus and 11 neutrons inside the nucleus. OR B.

What is the volume of 2.00 moles of chlorine (cl2) gas at stp, to the nearest tenth of a liter?

A reaction of 12.640 g of copper oxide with 0.316 g hydrogen produces 2.844 g of water and Xg of copper. X=_9

If i burn steel wool inside a closed jar or bottle will the oxygen be completly gone