1. A gas has a volume of 50.0 mL at a temperature of - 73°C. What volume

would the gas occupy at a temperature of - 123°C? * *Celsius

The element mercury was first discovered on the Sun. a. True b. False

A 0.4657 g sample of a pure soluble bromide compound is dissolved in water, and all of the bromide ion is precipitated as AgBr by the addition of an excess of silver nitrate. The mass of the resulting AgBr is found to be 0.8878 g.

Propanone is more soluble in water compared to 3 hexanol mainly because the propanone?

Compare optimal temperature for sucrose activity to body temperature

Valence electrons are involved in chemical bonding. true or false

What are some examples of endothermic reactions?

A potassium bromide solution is 7.55% potassium bromide by mass and its density is 1.03 g/ml. part a what mass of potassium bromide is contained in 35.8 ml of the solution?

If you have 7 boxes to be moved, the same amount of work is done whether 5 men do the work or 1 person does it. TrueFalse

Ammonia is a weak base. if the initial concentration of ammonia is 0.150 m and the equilibrium concentration of hydroxide is 0.0016m, calculate kb for ammonia.

Determine which change of state is being described in this passage. As the temperature decreases, the atoms lose energy. The atoms begin to move slower. They are held together by attractive forces, but are still able to slide past each other.