The average atomic mass of iron is 55.845 amu. this average mass represents?

Formula of sodium carbonate

How do you know that an acid based reaction is completely neutralized?

In 2-3 sentences, explain WHY the Elodea cells placed in the salt solution look different than they do in water. Include in your answer: What molecule is diffusing in this situation? What causes the appearance to change in salt?

Which statement describes the stability of the nuclei of potassium atoms

Why can endothermic reactions be spontaneous? g?

Who thought everything was made from fire, earth, air, and water? A. Ancient Egyptians B. Democritus C. Socrates D. Aristotle SUBN

A 52.8-g sample of glucose (a nondissociated, nonvolatile solute with the formula C6H12O6) is dissolved in 158.0 g of water. What is the vapor pressure of this solution at 100°C?

When making a solution of sugar and water, you begin with a 500 ml beaker, 10 grams of sugar, and 400 ml of distilled water. which procedure will allow you to dissolve the most sugar in the least amount of time?

What is the definition of covalent bond?

How many grams of H2O will be produced if 18.1 grams of Fe are produced? Fe3O4 + H2 - Fe + H20 Select one: O a. 7.8 Ob. 75 O c. 17 O d. 1.5