Vocabulary
Anything that has weight or volume
What is a substance?
Percent by mass of each component of a sample
Percent Composition
What does redox reaction stand for
A nickname for reduction and oxidation reactions
A counting unit derived by chemists to calculate an amount of any element or compound
A mole
Name 3 properties of a metal
Shiny, Hard, Color, Conductivity, Reactive
A rock with minerals throughout it
Ore
What it the equation for percent composition
partial/total X 100=
Illustrates which metals have electrons
Electron dot structure
The mole is thought of as the chemists ________
Dozen
Gaining one or more electrons
Reduction
Solid compound of different substances or elements
Minerals
A penny weighs 2.5 g. What percentage of a penny is zinc is zinc weighs 2.4375
97.5%
Oxidation is loss
Reduction is gain
What is the number of the mole?
6.02 x 1023
What is the molar mass of Cu2O
143.1g
Removing impurities to obtain a desired material
Refining
What percentage of Carbon is in CO2
27%
Write a half reaction for a Copper (II) Ion becoming a metal
Cu2++2e-=Cu(s)
With proper spelling, who was the mole named after?
Avogadro
The metal that was reduced
Oxidizing agent
The metal that was oxidized
Reducing agent
What percentage of Oxygen is in glucose C6H12O6
53%
Write the redox reaction equation for the following elements:
Copper (II) Ion + metal = metal + Magnesium (II) Ion
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What is the molar mass of glucose? C6H12O6
180.16 g/mol
A process that uses electricity to coat an object with a thin layer of metal
Electroplating