Chromium can form either a 2 + or a 3 + ion. what is the stock name for the chromium ion with the 3 + charge?

A student placed 11.5 g of glucose (C6H12O6) in a volumetric flask, added enough water to dissolve the glucose by swirling, then carefully added additional water until the 100. mL mark on the neck of the flask was reached.

How much has CO2 in the atmosphere increased since the Industrial Revolution?

What makes and acid an acid?

Where is chemical energy tained in a compound?

What does your data indicate about the optimum ph level for this enzyme-catalyzed reaction?

Which of the following is a source of water pollution?

The empirical formula for ethane is CH3. The molar mass of propane is 30.08 grams per mole. Determine the molecular formula of ethane.

Liquids take the shape of their

How many liters of 15.0 molar NaOH stock solution will be needed to make 20.0 liters of a 1.2 molar NaOH solution? Show the work used to solve this problem.

1. Which of these show a diatomic element? CO H₂ He SO₂ 2. Which of these substances is an element? Chlorine Ice Methane Sodium chloride 3. When the elements lead and bromine combine together, the name of the substance formed is called ...