True or false: chilling a liquid will increase evaporation at the surface

What are the three broad classes of elements

Draw lewis structure: Ge

Correct name for the compound containing potassium and sulfur

What are the chemical properties of alcohol and alkene?

Aluminum oxide (used as an adsorbent or a catalyst for organic reactions) forms when aluminum reacts with oxygen. 4al (s) + 3o2 (g) ® 2al2o3 (s) [balanced] a mixture of 82.49 g of aluminum ( = 26.98 g/mol) and 117.65 g of oxygen ( = 32.

A student intended to make a salt solution with a concentration of 10.0 grams of solute per liter of solution. When the student's solution was analyzed, it was found to contain 8.90 grams of solute per liter of solution.

What value is the closest to the atomic mass of cerium? Isotope Percent Abundance 136Ce 0.185% 138Ce 0.251% 140Ce 88.450% 142Ce 11.114%

Which element could chlorine bond with to form an ionic compound? helium oxygen fluorine sodium

Given 4.8 moles of a gas in a 1.8 L container, if the temperature is found to be 31 degrees Celsius, what is the pressure of the gas? (The ideal gas constant is 0.0821 L · atm/mol · K and 1 atm = 760 torr.) 6.79 torr 66.55 torr 6.79 x 100 atm 6.

Write this number to two significant figures in scientific notation. Use the "^" character to indicate the exponent. 4.253