What is the mass of air occupying the same volume? The density of air at room temperature is 1.20 g/L.?

Which of the following gives the correct possible values of I for n = 4? A) 0,1,2,3 B) - 4,-3,-2,-1,0,1,2,3,4 C) 0,1,2,3,4

Discuss the relationship between the structure of hydrocarbons and their properties of polarity and solubility. How does this compare to water?

Discuss how electric cureent is able to flow

Chemicals become positively charged by

What energy is in fuel in a cars tank

A very simple assumption for the specific heat of a crystalline solid is that each vibrational mode of the solid acts independently and is fully excited and thus cv=3NAkB=24.9 kJ / (kmol⋅K). This is called the law of Dulong and Petit.

How many elements are found in the following chemical equation? K + Cl → KCl A. 1 B. 2 C. 3 D. 0

How many liters of 0.85 M HCl solution would react completely with 3.5 moles Ca (OH) 2?

The specific heat of aluminum is 0.897 J/g•°C. Which equation would you use to calculate the amount of heat needed to raise the temperature of 0.75 g of aluminum from 7°C to 29°C? A. Q = 0.75 g x 0.897 J/g•°C x 22°C B. Q = 0.75 g x 0.

Carbon dating advisable for measuring materials ages for a few years, thousands of years, millions of years