If you were asked to convert 25 hg to the unit cg, which of the following would be the first fraction used in the conversion?

What statement is an accurate comparison of the properties of compounds and the properties of the elements that the compounds contain? A. They are always identical. B. They are different. C. They are similar. D.

Using the chemical equation: 4NO2 (g) + O2 (g) + 2H2O (l) = 4HNO3 (aq) : Calculate the theoretical yield in grams of nitric acid when 2.0 moles nitrogen dioxide react with 2.0 moles of oxygen gas.

C6h12o6 + 6o2 → 6h2o + 6co2 when you respire, your cells are undergoing a chemical reaction. glucose, one of the reactants, is being broken down or decomposed. what is one of the products of cellular respiration? a. c6h12o6 b. co2 c. h2 d. o2

Is it true or false a population is all of the plants and animals that live within a ecosystem

An apple in a tree has a gravitational store of 8J. As it falls, it accelerates constantly until it hits the ground. What is the apple's maximum kinetic store?

Balanced nuclear equation, what two things must be conserved

You are given a crushed sample that is a mixture of limestone (caco3), lime (cao), and sand. the calcium carbonate, limestone, is the only material present in the material that will decompose when heated. you subject a 6.

What must an object gain or lose to become electrically charged? (Choose the best answer) protons electrons neutrons nucleus

Which factor determines an organism's inherited traits?

What intermolecular forces are present in each of the substances?