State of Matter
What do we call a state of matter that has a definite volume but no definite shape.
Liquid
What is a chemical name for table salt
Sodium chloride
What do we call the center of an atom, containing protons and neutrons
Nucleus
The molar mass of hydrogen gas(H2)
2 g/mol
What is this number 6.022×1023 called in Chemistry?
Avogadro's number/constant
The process of changing from a gas to a liquid is called
condensation
What is a common name for dihydrogen monoxide?
Water
What do we call a subatomic particle that has a negative charge
Electron
What is the molar mass of sodium chloride (NaCl).
58.5 g/mol
What is the number of moles in 18 g of water?
1 mole
This term describes the temperature at which a solid turns into a liquid.
melting point
What is the chemical formula for ammonia
NH3
The number of protons in the nucleus of an atom is referred to as
Atomic number
The molar mass of glucose (C₆H₁₂O₆) is
180 g/mol
What is the number of moles in 22 g of carbon dioxide?
0.5 moles
This phenomenon occurs when a substance changes directly from a solid to a gas without passing through the liquid state
Sublimation
This is the empirical formula for sucrose, C12H22O11.
C12H22O11
If an element X as an atomic mass of 56 and atomic number 26, how many neutrons does it have?
30
The molar mass of sulfuric acid is
98 g/mol
What is the mass of one mole of nitrogen gas (N₂).
28 g
This state of matter consists of free electrons and ions, commonly found in stars
Plasma
The chemical formula for sulfuric acid
H₂SO₄?
An unknown element is found to contain an atomic mass of 27 and number of neutrons equal to 14. What is the likely name of this unknown element?
Aluminum
What is the molar mass for ammonia?
17 g/mol
How many atom particles are in 0.5 moles of water (H2O)?
3.01 X 1023 particles