Mole Conversion s & Formulas Fun easy pts with nothing to do about Chem Vocabulary All about Crude Oil and Petroleum Misc

Question What is the formula to convert from MOLES to GRAMS: Moles  Grams

Answer 1 – 10 # moles X (molar mass/1 mole) = mass (g)

Question What is the formula to convert from GRAMS to MOLES Grams  moles

Answer 1 – 20 Mass (g) X (1mole/molar mass) = # of moles

Question What is the mass of one mole of water?

Answer 1 – grams! Work: 2(2) + 16 = 18 grams

Question How many moles of propane C 3 H 8 are in g of propane?

Answer 1 – moles – Work: 250g X (1 mol/44 g) = 5.7 moles

Question Calculate the molar mass for (NH 4 ) 2 SO 4

Answer 1 – g/mol

Question Ms. Musta named her newborn……?

Answer 2 – 10 Exyn

Question Ms. Y’s full last name (must pronounce it correctly) is…….

Answer 2 – 20 Ms. Yackanin

Question Your new sub will be starting next week. Her name is….

Answer 2 – 30 Ms. Bell!

Question Where can you find any and all resources to do well on this test?

Answer 2 – 40 On Ms. Musta’s website!

Question Where (what school) and what grade did Ms. Yackanin teach last semester?

Answer 2 – 50 Mount Elden Middle School 8 th grade

Question What is a mole?? Does a mole account for a large or small amount?

Answer 3 – 10 It is a counting unit for chemistry. It is a large (huge!) amount

Question What are hydrocarbons?

Answer 3 – 20 Molecular compounds that contain the elements HYDROGEN and CARBON only

Question What is an isomer?

Answer 3 – 30 It is a compound with the same MOLECULAR structure as another but with a DIFFERENT structure. – Example:

Question A catalyst does what? A basic example of a catalyst is when we introduce an ________ into a reaction.

Answer 3 – 40 Changes the rate of the reaction An enzyme

Question Combustion is?

Answer 3 – 50 A special type of oxidation that hydrocarbons go through

Question Is petroleum a renewable or nonrenewable resources? Crude oil is the same thing as: – Normal oil and gases – Fossils – Petroleum – Coal – Gasoline

Answer 4 – 10 Nonrenewable Petroleum

Question Why is crude oil superheated in the refinery process?

Answer 4 – 20 The hydrocarbons in the crude oil can be separated based on their boiling point.

Question When superheated (to boiling point), small hydrocarbon would have a __________ boiling point where as a larger hydrocarbon would have _________ boiling point. Low High

Answer 4 – 30 Small hydrocarbon is characterized by a low boiling point Large hydrocarbon is characterized by a high boiling point

Question We learned that petroleum in the refining process produces several distinctive mixtures called ______________ ? – Hint: We learned about 7 of those last week

Answer 4 – 40 Fraction

Question A petroleum is defined as what?

Answer 4 – 50 A collection of hydrocarbons of similar length found in the crude oil

Question What does the hydrotreating process remove from the hydrocarbon fractions?

Answer 5 – 10 It removes impurities: – Examples are sulfur, metals, and nitrogen

Question In naming organic compounds, an alkane is what??

Answer 5 – 20 Compounds with a single bond between carbon atoms

Question In naming organic compounds, what is an alkene?

Answer 5 – 30 Compounds with atleast one double bond between carbon atoms

Question What do we mean that a hydrocarbon can go through combustion? Why do hydrocarbons make good fuels?

Answer 5 – 40 We are burning it They produce a lot of energy when combusted

Question How do we know if a compound is organic or inorganic? Is H 2 O organic or inorganic?

Answer 5 – 50 It contains a carbon atom Inorganic