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Terms in this set (37)
Has two reactants and one product
A + X = AX
One reactant and two or more products
AX = A + X
A burning CxHy with O2 to form CO2 and H2O(gas). The products are always the same.
CxHy + O2(g) = CO2(g) + H2O(g)
When a metal trades the places of a molecule in an ionic compound
A(s) + BX = AX + B
Single Replacement types
Metal with acid, metal with water, and metal with (aq) ionic compound.
The switching of "partners" between two ionic compounds.
AX (aq) + BY (aq) = AY (aq) + BX (s)
An acid and base form water and a salt
HA(aq) + MOH(aq) = H2O(l) + MA(aq)
What are the four signs a chemical change has occurred?
Gas forms, solid (precipitate) forms, energy released/absorbed, and inevitable color change
Old _______ _______ and new ____ ________ which indicate a chemical reaction is occuring
Bonds break, bonds form
Are pressure and volume inverse or directly related
Are volume and temperature inverse or directly related
Are moles and volume inverse or directly related
Are pressure and temperature inverse or directly related
The random mixing of molecules
The movement of gas molecules through a pinhole into a vacuum
Does PV=nRT represents change?
Does P1V1/n1T1 = P2V2/n2T2 represent change?
What is the equation to find gas pressure?
P= force of gas molecules / area being forced on
Pressure increases when you
Go down in elevation
Pressure decreases when you
Go up in elevation
As temperature increase, kinetic energy
The lighter the atoms/ molecules, the ____(more or less)____ atoms/molecules moving _____(slower or faster)_____
Do lighter or heavier molecules effuse faster?
Do lighter or heavier molecules diffuse faster?
What is the equation for Dalton's Partial Pressure?
Ptotal = P1 + P2 + P3...
What is the equation for the total pressure when gas is produced and collected over water?
P(total) = P(gas)+ P(H2O)
What is the mole fraction equation?
Xi = ni/n(total)
What does ni represent in the mole fraction equation?
The moles of any gas
What does n(total) represent in the mole fraction?
The moles of total gas
What is the pressure of some gas formula?
P(n) = (X(i)) (P(Total))
What is the pressure of some gas formula used to find?
The individual pressure of a gas
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