element x is a neutral element and has 39 protons. what element is it and how many electrons does it have? (use the periodic table)

A glass sitting on a table will not move unless moved by a force. This example demonstrates. A; Newton's First Law of Motion. B:Newton's Second Law of Motion. C:Newton's Third Law of Motion. D: The work principle.

If you spilled chemicals in your eyes how long do you have to wash your eyes out

What's red lion fish habitat?

The stinking tube used to collect sap to produce maple syrup in Vermont may contain toxicological compounds that can potentially harm the health of those who consume. True or False?

Which of the following statements is true? Question 5 options: Chemical reaction rates vary with the conditions of the reaction, but nuclear decay rates do not.

How much ice at a temperature of - 17.5 ∘C must be dropped into the water so that the final temperature of the system will be 31.0 ∘C?

Why does a gas fill completely the vessel in which it is kept?

Individuals who work full time and those who work part-time enjoy basically the same number of paid leave benefits. True False

There is a large increase in ionization energy between the second and the third ionization energies of a metal. What kind of ion is the metal likely to form? Include the charge in your answer.

Which of the following are true statements about equilibrium systems? For the following reaction at equilibrium: CaCO3 (s) ⇌ CaO (s) + CO2 (g) adding more CaCO3 will shift the equilibrium to the right.