An atom has 16 protons and 16 neutrons. Which of the following could be the symbol for that atom, including its mass numbe? Consult the periodic table.

A. 35CL

B. 32S

C. 32Cl

D. 35S

When an electron jumps from a high energy state to a lower state, what form does the emitted energy take?

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Any object that travels around another object in space is a (n) -

Which of these elements has the largest atom? * phosphorous magnesium calcium beryllium

Which of the following is a correct definition of the term rectification? A. Rectification is the opposition to current flow in a circuit. B. Rectification refers to the connection of components into a circuit. C.

Which of the following is used for chemical symbols today? a. drawings c. letters b. icons d. numbers

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What two forces are acting on the balloon when it is stuck to the wall and which is stronger?

In the process of electrolysis, current can flow through a liquid because A. water molecules become negatively charged. B. hydrogen is electrically neutralized in the solution. C. negative ions are attracted to the anode. D.

Part 1. A chemist reacted 15.0 liters of F2 gas with NaCl in the laboratory to form Cl2 and NaF. Use the ideal gas law equation to determine the mass of NaCl that reacted with F2 at 280. K and 1.50 atm. F2 + 2NaCl → Cl2 + 2NaF Part 2.