At what distance would radiation cease completely

If an element contains 8 electrons how many electrons will be placed in the 2nd valence shell? 6 2 8 5 11

A sample of argon gas occupies a certain volume at 11°C. At what temperature would the volume of the gas be three times as big? Assume the pressure remains constant. 33.0°C 579°C 852°C 109°C

How many atoms of chlorine would a molecule of carbon tetrachloride have? a. 0 c. 4 b. 1 d. 7

If I have 9 moles of a gas at a pressure of 8.7 atm and a volume of 18 liters, what is the temperature?

A chemical reaction is carried out in a closed container. the energy absorbed by the chemical reaction is 100 kj. What is the energy liberated from the air or the walls of the container?

A covalent chemical bond is one in which outer-shell electrons of two atoms are shared so as to satisfactorily fill the outer electron shells of both atoms. protons and neutrons are shared by two atoms so as to satisfy the requirements of both atoms.

To break a chemical bond, energy must be (1) absorbed (2) destroyed (3) produced (4) released

In an experiment, 132 grams of potassium bromide (KNO3) was dissolved in 100 grams of water at 70 °C in 1 minute.

Would an ice cube melts faster when you put food coloring on it

Use the following half-reactions to design a voltaic cell: Sn4 + (aq) + 2 e - → Sn2 + (aq) Eo = 0.15 V Ag + (aq) + e-→ Ag (s) Eo = 0.80 V What is the overall cell potential? Group of answer choices