How much water is needed to dilute 1 liter of 90% isopropyl alcohol to make a 70% alcohol solution?

A. 2.86 mL

B. 28.6 mL

C. 286 mL

D. 2860 mL

Sup my people how are you doing to day?

What is the most polar? C-N C-O C-C C-Cl C-F

The cell wall is a rigid structure that surrounds plant cells. The materials found in the cell wall protect the plant cells and give plants structural support.

Forgetful Freddie placed 25.0 mL of a liquid in a graduated cylinder with a mass of 89.450 g when empty. When Freddie placed a metal slug with a mass of 15.454 g into the cylinder, the volume rose to 30.7 mL.

Is it true that Two or more different substances combine physically to form a mixture.

True or False. When covalent bonds are formed between atoms having different electronegativities, the electrons tend to spend less time at the atom with the greater electronegativity. Such chemical bonds are called polar covalent bonds.

How many protons are in an element

Which of the following is an example of oxidation? A. Charcoal is placed on a grill and lighting fluid poured over it. B. A car gets rusty over the course of a few years. C.

The metric unit of force is the A. gram. B. kilogram. C. nanometer. D. newton.

Why can endothermic reactions be spontaneous? g?