An atom of Iron has at least three different isotopes. What is the difference between an isotope of 55Fe and an isotope of 58Fe?

If 1 egg and 1/3 cup of oil are needed for each bag of brownie mix how many bags of brownie mix do you need if you want to use up all 3 eggs and 1 cup of oil?

What kinds of bonds can happen between the elements of a compound? a. Ionic and Monogamous c. Dual and Chemical b. Covalent and Ionic d. Physical and Electrical

What is the process by which molecules of water vapor in the air become liquid water?

If a sample of gas has a volume of 5.00 L @ 92.3 C, what will the volume of the gas be if the temperature is lowered to - 37 C

Analyze a school. Write a sentence using each of the words below. System: Interact: Subsystem: Compare and contrast simple and complex systems. How are they similar? How are they different?

During the synthesis of a triglyceride from its subunits, how many molecules of water are produced from dehydration synthesis?

Which symbol represents a salt? C2H2 NaCl O2 C6H12O6

How many electrons does zinc lend?

Solid iron has a density of 7.9 g/cm3. Liquid mercury has a density of 13.6 g/cm3. will iron float or sink in mercury explain

Convert 6.42 moles of H2O to molecules