Calculate the root means square velocity of nitrogen molecules in 25 degrees Celsius

The molar mass of sucrose is measured to be 342.3 g. The value of Avogadro's number, correct to six significant digits, is 6.022 14 x 1023. The number of molecules in 0.24g of sucrose, written with an appropriate number of significant digits is A) 4.

Ethanol, C2H6O, is most often blended with gasoline - usually as a 10 percent mix - to create a fuel called gasohol. Ethanol is a renewable resource and ethanol-blended fuels, like gasohol, appear to burn more efficiently in combustion engines.

Identify reactants and products in a chemical reaction

An atom of chlorine has several valence electrons in its third shell, second shell, first shell, or nucleus?

If the pressure of a 10L balloon goes from 2.0 atmospheres to 8.0 atmospheres, what is the resulting volume of the ballon?

Acetonitrile (CH3CN) is an important industrial cheical. Among other things, it Is used to make plastic moldings, which have multiple uses, from car parts to Lego bricks. Which statement below about acetonitrile is FALSE? a.

State the difference between sugar in water and pebbles in water

What is the molar mass of Sr?

When protons and neutrons join together to make a nucleus, energy is?

It is considered a DUI if the driver's Blood Alcohol Content level is at or above. 08.