The ph of a specific household cleaner is approximately 11.0 How many times greater is the OH - in this cleaner than in an ammonia solution which has an approximate pH of 8

Which the following atoms will not react with water? a. K b. Li c. Pb d. Na

The Fischer esterification mechanism is examined in the following two questions in the assignment. Part 1 involves MeOH addition to form the key tetrahedral intermediate. Part 2 will involve loss of H2O to form the ester. Part 1 of 2:

A 8.60 L tank of nitrogen gas at a pressure of 455 mmHg is connected to an empty tank with a volume of 5.35 L. What is the final pressure in the system after the valve connecting the two tanks is opened? Assume that the temperature is constant.

Which of the following represents the number of moles of a solute in one liter of a solution? 1. Density 2. Molarity 3. Percent by mass 4. Volume Question 2 The pH of a solution is 2.60. What is the [H3O+] for the solution? 1. 2.51 * 102 M 2. 3.

Match the following. 1. an ancient study or art which attempted to combine science and philosophy to solve worldly problems metal 2. a homogeneous mixture of elements with metals to form metallic solids atom 3.

Sodium can achieve greater stability in its valence shell by

Resonance in air columns is used in which of these musical Instruments?

A student prepared a standard stock copper (II) sulfate solution with an absorbance value of 0.862. The student then decided to prepare a second solution containing copper (II) sulfate from the standard stock solution.

How do the results for methane compare to those for butane? does your experimental data verify charles's law?

How many grams of naoh would be needed to make 0.50 l of a 1.25 molar naoh solution? 2.5 grams 16 grams 25 grams 12 grams?