Unit 1 and 2
this is the name for this number: 6.022*10^23
Avogadro's number
This is the definition of a solution
If the pressure decrease, and the temp remains constant, what happens to the volume?
The Volume increases
BONUS: What's the relationship between volume and pressure? Can you name the law?
What donates hydrogens to a solution?
An acid
BONUS: Name strong acids
Define endothermic
absorbs energy
These are the definitions of ion
Ion- element differs in number of electrons/charge
(#p+ doesn't equal the #e-)
Bonus: CATION VS ANION
The name of this compound is...
HCl
hydrochloric acid
If the pressure remains the same, the temp increases, what happens to the volume?
The Volume increases
BONUS: what's the relationship between volume and temp? Can you name the law?
What accepts hydrogens from the solution
A base
BONUS: Name strong bases
define exothermic
releases heat
This is the definition of an isotope
An element with a different number of neutrons
(#p+ does not equal the #n)
The name of this compound is...
AlPO4
Aluminum Phosphate
Bonus: What's the charge on the ions? Is it ionic or covalent?
If the pressure stays the same, and the number of moles of gas decrease, what happens to the volume?
The Volume decreases
BONUS: what's the relationship between volume and moles?
Is AgCl soluble in water?
No
Is this exothermic or endothermic?
S(s)->S(g)
Endothermic
absorbs heat to go through sublimation
This is the difference between ionic bonds and covalent bonds
How the electrons are shared between elements, ionic (give and take/ transfer electrons) and covalent (share electrons)
BONUS: NP vs Polar bonds
H2SO3
Sulfurous Acid
BONUS: Is it a strong or weak acid?
What's the standard pressure and temp at STP?
1 atm and 273 K
Is Cr(NO3)2 soluble in water?
Yes
All nitrates dissolve in water
heat + S(s)->S(g)
Is the delta H positive or negative?
Delta H is positive
Heat is on the reactants side ->Absorbs heat ->endothermic-> delta H is +
This describes elements/ions that share the same number of electrons
What is Isoelectronic
BONUS: Give an example
This is the name of this compound...
P5O10
Pentaphosphorus Decoxide
Bonus: Is this a molecular or ionic compound?
What is the volume at STP if there's only 1 mole of gas?
22.4 L
If Barium acetate and Sodium sulfate is added to an aqueous solution, what are the spectator ions present?
sodium and acetate
BONUS: what's the balanced equation
Define specific heat
the amount of heat required to raise a substance 1 degree in C/ 1 gram