When iron forms an ion with a plus three charge, what is the formula of a compound with iron (fe3+) and sulfur (s) ?

How many neutrons are in one atom of cs - 134?

Students conduct an experiment in which steel wool is burned in a closed test tube. The steel wool reacts with an amount of oxygen equal to 1.43% of the mass of the steel wool. What is the correct value for the missing mass in the table?

Choose the correct name for the following compound: nacl. chlorium sodide sodium chloride

Which of the following has zero dipole moment? a. NH3 b. NO2 c. PF5 d. HCN

If 2 moles of each of the following fuel undergoes combustion, which will yield the greatest amount of carbon dioxide? a. Ethanal b. 3-pentanone c. 2-butanone d. To difficult to figure out.

What is the mass of 222 ml of ice if the density of ice is 0.92 g/ml?

in a water molecule, two atoms of hydrogen and one atom of oxygen share electrons. A _ bond is found in a water molecule

Explain how it is possible that a problem with hormones and feedback led to Anna Garcia's untimely death.

1. What is the primary cause of the depletion of the Atlantic cod fishery? A. Toxic waste B. Increased fish eating C. Water pollution D. Over fishing 2. Which of the following nonrenewable resources cannot be recycled? A. Iron B. Copper C. oil D.

Be sure to answer all parts. In winemaking, the sugars in grapes undergo fermentation by yeast to yield CH3CH2OH (ethanol) and CO2. During cellular respiration, sugar and ethanol are "burned" to water vapor and CO2.