What is the molar mass in g/mol for In2S3? (Show Work)

Which of the following statements are TRUE of buffer solutions? 1. A buffer solution can be made by mixing equal concentrations of acetic acid and sodium acetate. 2.

You find a compound composed only of element "X" and hydrogen, and know that it is 91.26% element X by mass. Each molecule has 2.67 times as many H atoms as X atoms. What is element X?

How many moles are in 5.25 L of oxygen gas as stp

A magnet is an example of a contact force distance force gravitational force electrical force

Which of the following summarizes photosynthesis? glucose + carbon dioxide → oxygen + water carbon dioxide + water → glucose + oxygen + water oxygen + water → glucose + carbon dioxide + water carbon dioxide + oxygen → glucose + oxygen + water

What does the number 84 in the name krypton-84 represent

The mass of an electron is 9.11 * 10-31 kg. What is the uncertainty in the position of an electron moving at 2.00 * 106 m/s with an uncertainty of Δv = 0.01 * 106 m/s?

Which of the following is the largest volume? (B?) 1.2 x 105 cm3 1.2 x 102 m3 2.0 x 104 dm3 1.2 x 108 mm3

Who is interested in a middle schooler?

A compound that is composed of only carbon and hydrogen contains 85.7% c and 14.3% h by mass. what is the empirical formula of the compound?