If the area of a square is 81 square meters, how many meters long is each side

Is LiOH soluble or insoluble

Some planets have rings of ice and rock particles that orbit around their equator's what planets in the solar system have rings

Explain why atomic radius decreases as you move to the right across a period for main-group elements but not for transition elements.

What types of atoms release nuclear radiation

The research method. l That is also referred to as fieldwork is A. Secondary analysis B. The use of surveys C. Experimentation. D. Participant observation

What is the molar mass of the following substance : Cs2CO3

What does the velocity of a wave describe

Sulfur (S) has 16 protons and 16 neutrons. How many electron shells does an element of sulfur have?

Which one of the following statements about orbital energies is incorrect? A) The energy of a given orbital increases as the nuclear charge Z increases. B) In many-electron atoms the energy of an orbital depends on both n and l.

When solid lead (II) sulfide ore burns in oxygen gas, the products are solid lead (II) oxide and sulfur dioxide gas.? A. write the balanced equation B. how many grams of oxygen are required to react with 29.9 grams of lead II sulfide? C.