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An isotonic salt solution is 0.90% (w/w) NaCl in water. How many grams of NaCl are contained in 1.00 kg of such a solution?

What is the total pressure of a gaseous mixture that contains three gases with partial pressures of 0.845 atm, 120 torr and 210 mm Hg?

The vapor pressure of a pure solvent is

You have a patient that is currently experience extreme discomfort after eating a large quantity of beans. The pain is being caused by the build up of gas pressure in the large intestines. If you were able to put a pressure gauge in to the patient, which of the following would be a reasonable pressure that you might observe.

Humans belong to which branch of the phylogenetic tree of life?

Observations of Type Ia supernovae in distant galaxies have shown that _______________

The fact that we do not observe any stars with chemical compositions matching our predictions for the very first generation of stars implies ________________________

The first galaxies formed____________

During a surgical procedure, a wound was accidentally irrigated with deionized water, instead of normal saline.  What would one expect to happen?

Humans belong to which branch of the phylogenetic tree of life?