Some bacteria can reproduce at every 20 minutes. true or false

A balloon with a volume of 5.0 L at a pressure of 94.2 kPa expands until its volume doubles. What is the new pressure of the gas in the balloon?

Which choice best describes kinetic energy?

What is the correct name for the ionic compound, MgCl2?

Where in the periodic table would you find elements with the same number of energy levels

The elements C and Se have the same electronegativity value, 2.55. Which of the following claims about the compound that forms from C and Se is most likely to be true? A. The carbon-to-selenium bond is unstable. B.

How is the way a mixture is combined different from how a compound is combined?

Consider n2 (g) + 3h2 (g) →→ 2nh3 (g). what is the mass of nitrogen gas required to react with 0.129 g h2?

Write a sentence that uses the words "mass extinction" correctly

Which description is not a property of an acid? A turns litmus paper red B bitter taste C corrosive D dissolve metals

Concerning the 10.0 mL of 0.50 M NaCl diluted to 100 mL of solution: When a solution is diluted, does the dilution change the number of grams dissolved? yes no