Which of these substances contributes to soap's slippery texture?

O an acid

O a base

O carbonate

O water

Chemist can control the rates of reaction by changing what factor

The mass percent of oxygen in pure glucose, c6h12o6 is 53.3 percent. a chemist analyzes a sample of glucose that contains impurities and determines that the mass percent of oxygen is 49.7 percent.

Group 17 elements are the most reactive of the nonmetal elements because they -

A tank of oxygen has a volume of 1650 L. The temperature of the gas inside is 35 degrees Celsius. If there are 9750 moles of oxygen in the tank what is the pressure in PSI?

Which one of the following compounds is not a salt? 1. Cr (OH) 3 2. Fe (NO3) 3 3. Na2SO3 4. KMnO4 5. Ca (ClO4) 2

For an experiment, a biology student makes 1 liter of a solution containing the following substances, which are shown in the table below.

If 1.0 mole of CH4 and 2.0 moles of Cl2 are used in the reaction CH4 + 4Cl2 = > CCl4 + 4HCl then which of these statements is TRUE? A. All of the CH4 will be used up. B. The theoretical yield of CCl4 is 1.0 mole. C. Some Cl2 will be left over. D.

Why do humans primarily form communities? A. To analyze group behavior B. To meet the needs of groups and individuals C. To preserve language and culture D. To make and follow codes of conduct

Which of the following is fact-based science rather than part of a belief system a. astrology b. paranormal investigation c. chemistry d. philosophy e. cultural rituals

Meanders form when a river flows across bedrock? true or false