If an atom has an atomic number of 8 and a mass number of 18, how many protons, neutrons, and electrons are in the atom?

How do you find liquid volume?

A circular flow of warmer fluid in cooler fluid is called a (n)

How would I solve this problem? 15 = 10z/[2 - (5x4) ]

When heated, CaCO₃ decomposes into CaO and CO₂ according to the following equation: CaCO₃ (s) ⇌ CaO (s) + CO₂ (g) This is an endothermic reaction in which ∆H° = 178.3 kJ/mol and in which entropy increases, ∆S° = 159 J/mol･K.

The student is now told that the four solids, in no particular order, are barium chloride (BaCl2BaCl2), sugar (C6H12O6C6H12O6), benzoic acid (C6H5COOHC6H5COOH), and potassium bromide (KBrKBr).

Does anyone know any good science fair projects for 8th grade? It will mean a lot if u do! Need one asap

If a 1.50 L gas sample is held at a constant temperature, and its pressure is changed from 2.30 atm to 3.60 atm, what will the final volume be?

Use this information to determine the number of valence electrons in the atoms. Which of the following correctly compares the stability of the two atoms?

What volume of 0.182 m na3po4 solution is necessary to completely react with 90.7 ml of 0.103 m cucl2?

Which is most likely why many scientists reject the cold fusion theory?