Some common substances used in the laboratory are listed in the table. the chemical formulas of the substances are also listed beside their names. q:

a. how many of the listed items are elements?

a. 3

b. 4

c. 5

d. 6

In a chemical reaction, exactly 2 mol of substance A react to produce exactly 3 mol of substance B. 2 A ⟶ 3 B How many molecules of substance B are produced when 29.2 g of substance A reacts? The molar mass of substance A is 25.6 g / mol.

Methods in electrochemistry that can be used for the separation of proteins and enzymes?

If I have 16 grams of silver chloride and 21 grams of lithium oxide that react and produce 26 grams lithium chloride and how many grams of sliver oxide should I have?

If electrons were used in the two-slit experiment instead of light, what change would need to be made to the slit spacing in order to see a diffraction pattern?

4. Hydrogen Bonds are not as strong as covalent or ionic bonds. T F 5. An example of solute would be a. Plant in a vase b. Kool aid in water c. Cream in a donut

Name the following compounds. NH4OH

How many minutes will be required to deposit 1.00 g of chromium metal from an aqueous?

Does a gas discharge tube filled with boron emit the same wavelength

What is HNO3 it's formula

Which indicator would be the best to use for a titration between 0.10 m hcooh with 0.10 m naoh? you will probably need to consult the appropriate table in the book. 1. methyl red, color change at ph 3-5 2.