The inner part of an atom that contains the protons and neutrons is called _________
What is the nucleus?
Rows across the table are also called_______.
What are periods?
What element is symbolized by the letter O?
What is Oxygen?
Solubility is a _____________ property of a substance.
What is characteristic?
NaCl is this household item.
What is table salt?
These particles have a positive charge and are found inside the nucleus.
What are protons?
Columns down the table are also called _______.
What are groups?
What is the element symbolized by the letter C?
What is Carbon?
When more energy is released in the forming of bonds between a solute and a solvent than is taken in by the breaking of the bonds between the solute, the reaction is _________.
What is exothermic?
Sodium bicarbonate is this household item.
What is baking soda?
These particles are located in the nucleus, and have no charge.
What are the neutrons?
The atomic masses __________ as you move down the periodic table.
What is increase?
What element is symbolized by the letter Cl?
What is Chlorine?
When more energy is absorbed in the breaking of bonds between a solute and a solvent than is released by the forming of the bonds between the solute, the reaction is ____________.
What is endothermic?
This is the gas we breathe out during respiration.
What is CO2?
These particles are negatively charged and are found outside the nucleus.
What are electrons?
The number of energy levels _______ as you move down the periodic table.
What is increase?
What element is symbolized by the letter K?
What is Potassium?
The different compositions of different salts results in slightly different structures when ______________.
What is recrystallized?
This is the gas dissolved in seltzer.
What is CO2?
Most of the mass of an atom is located here.
What is the nucleus?
There are __________ elements in the periodic table.
What is 118?
What element is represented by the letter Au?
What is gold?
When it comes to polar substances, __________ dissolves ___________.
What is like?
Hand warmers work because of oxidation: an ___________ process.
What is exothermic?