Give a theoretical reason why lithium and oxygen combine in the ratio 2:1

Which term is a unit of measure for power? A joule B newton C watt D resistance

When water evaporates what does it become?

When a 3.00 g 3.00 g sample of KBr KBr is dissolved in water in a calorimeter that has a total heat capacity of 1.36 kJ ⋅ K - 1, 1.36 kJ⋅K-1, the temperature decreases by 0.370 K. 0.370 K. Calculate the molar heat of solution of KBr. KBr.

What is one advantage the United States has over Canada for maintaining a diversified economy? The U. S. has a greater gold resource. The U. S. has a greater labor resource. The U. S. has a greater per capita of fresh water. The U. S.

Is a solution a homogeneous or heterogeneous mixture

The density of water is 1.0 g/cm3 will rubbing alcohol float with a density of 0.81 g/cm3

Write an equation that shows the formation of the phosphide ion from a neutral phosphorus atom.

Which of the following terms is defined by the measure of mass per unit of volume? gravity density weight acceleration

Select the lon. O NO₂ H2SO4 O A3

True or False: A Solar eclipse occurs when Earth casts a shadow on the Moon.