What is the mass of 0.100 mole of neon? (Watch sf's)

The anticaking agent added to table salt is calcium metasilicate (casio3). this compound can absorb up to 2.5 times its mass in water and still remain a free-flowing powder. calculate the percent composition of casio3.

What is a radical? A) a group of ions that break up during a reaction B) a group of atoms that give off radiation C) a group of atoms that act like one atom D) a group of ions that have no charge

In a first order decomposition reaction, 50% of a compound decomposes in 10.5 min. how long will it takes for 75% of the compound to deomposses?

Which is the correct set of products for the acid-base neutralization reaction between sulfuric acid (H2SO4) and potassium hydroxide (KOH) ?

A 275-g sample of nickel at 100.0°C is placed in 100.0 g of water at 22.0°C. What is the final temperature of the water? Assume no heat transfer with the surroundings. The specific heat of nickel is 0.444 J/g·°C and the specific heat of water is 4.

The functional group, - CHO, is characteristic of an: ketone aldehyde organic acid

In the experiment, you added water to the reaction vessel after the reaction was complete, but we did not discuss why. Based on what happened after adding the water, which of the following is the reason for the addition of water? A.

If a weather map has a symbol that shows a circle with an H in the middle, what is it referring to? A.) high pressure B.) high weather C.) high temperature D.) humid weather

The freons are a class of compounds containing carbon, chlorine, and fluorine. while they have many valuable uses, they have been shown to be responsible for depletion of the ozone in the upper atmosphere.

How will you describe the pathway of oxygen in the breathing system?