What is true at STP?

a. Temperature is 273.15 Kelvin.

b. One mole of gas occupies one liter of volume.

c. Pressure is 101 atmosphere.

d. Volume is 4.2 liters.

Solutes that when dissolved in water totally dissociate into ions and conduct electricity very well are 1. Strong electrolytes 2. Weak electrolytes 3. Nonelectrolytes

Pon heating, a 5.41 g sample of a compound decomposes into 2.37 g n 22 and 3.04 g h 22 o. if the molar mass of the compound is 64.06 g/mol, what is the chemical formula of the compound

Convert - 11°F into degrees Celsius and then into kelvins

Five mL of ethanol has a mass of 3.9g and 5.0mL of benzene has a mass of 4.4g. Which liquid is denser?

Why would magnesium remove tarnish from silver

An experiment with high validity is

What is the smallest part of a tree that can do all the things needed for life?

As the PH scale decreases or increases, how does this affect the acidity?

During an endothermic phase change, what happens to the potential energy and the kinetic energy? Potential energy stays the same, and kinetic energy increases. Potential energy increases, and kinetic energy increases.

In the following atomic model, where does the strong nuclear force happen? А B с -0 outside A between A and B between B and C O inside C