An atom that has lost or gained electrons is known as an ion. Which compound below is made up of ions?

A.

LiF

B.

SO3

C.

CO2

D.

CH4

The application of knowledge to solve practical problems is known as what?

How many molecules of oxygen gas (02) are in 8.00 grams of oxygen?

The matter that travels through a wave is called the what of a wave?

Which Bananas will ripen Faster? Q13. What are you going to find out or investigate in the experiment? Q14. What is the independent variable? Q15. What is the dependent variable in the experiment? Q16.

Benzene can be converted to 1,3,5-tribromobenzene in five reaction steps and four intermediate compounds. Select the appropriate reagent from the followings. Br2, R2O2 CH3Cl, AlCl3 CH3COCl, AlCl3 NaNO2, HCl HNO3, H2SO4 H3PO2 H3PO4 KMnO4

1. Determine which object will SINK or FLOAT in water. Block #1 (3.2 g/mL) A. Sink Block #2 (0.02 g/mL) B. Float _Block #3 (0.98 g/mL) Block #4 (1.2 g/mL) Block #5 (2.4 g/mL)

The correct symbol for the ion formed by nitrogen is:

Which term describes the conversion of a solid directly to a gas, without passing through the liquid state?

Magnesium has three isotopes. Magnesium-24 has a percent abundance of 78.99% Magnesium - 26 has a percent abundance of 11.01% What is the percent abundance of mangesium - 25?

Assume that a raindrop has a volume of 3.48 cm3. If you had an Avogadro's number of raindrops that just filled a cubic box. What would be the edge of the length of the box measured in kilometers?