What did early biologists think sponges were

Which one of the following polymer is prepared by condensation polymerization? (A) Dacron (B) Teflon (C) Styrene (D) Rubber

The equilibrium constant for the reaction of carbon monoxide with water is 1.845. if 1.00 mol of each reactant is placed in a 2.00 l container, what is the concentration of carbon dioxide at equilibrium? co (g) + h2o (g) co2 (g) + h2 (g)

Is 1000g same as 1cm3

The universe is made up of (lol) A. millions of stars B. Hundreds of stars C. thousands of stars D. billions of stars

A high concentration of hydrogen ions means a solution is what

Explains why heating a liquid affects its viscosity? The molecules move faster at higher temperatures and overcome attractions more easily. The molecules move faster at higher temperatures, and the attractions between them increase.

Which of the following is a correct procedure for the operation of a microscope? A. Use the fine focus knob with the low power lens and use the coarse focus knob with the high power lens. B.

The Chemist has available four different sizes (based on maximum volume) of graduated cylinders. If the Chemist desires to measure 8 mL, which of the following cylinders is the best choice (based on the criteria given in the class handout) ?

How many atoms altogether make up one molecule of glucose

A representative particle of carbon dioxide is