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Elements and Compounds

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Melvin Bayer

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Cards in this guide (17)
In a single replacement reaction which element must be most active

the single element (for A+)

What is the molar mass of barium sulfate

233.4

The molar mass of aluminum chloride is

133 A+

The mass of one atom of potassium is

39.098 a.m.u

Yonas has 44.78 g of cupric sulfate How many moles does he have
By referring to the periodic chart indicate which is the mass number of copper

63.546

Predict the most likely products formed from the reaction between calcium carbonate and sodium metal

Na2CO3 + Ca

Jessica's teacher has asked her to bring her 0.40 moles of sodium chloride to the laboratory She should bring approximately grams
What are the descriptions can a double replacement equation be recognized

Ab + xy ---> ay + xb

A baker uses the term one dozen to indicate a specific quantity 12 What quantity does the chemists term one mole indicate

6.02 x 10^23

The formula for aluminum sulfate is Al2 SO4 3 figure the molar mass of aluminum sulfate to the nearest gram

342

Choose the product metal oxide plus nonmetal oxide æ

metal hydroxide

The molar mass of a mole of sodium is approximately grams.

23 grams

The formula for methane is CH4. Four moles of methane would have a mass of how many grams

Four moles of methane would have a mass of 64,12 grams.

The formula for ethyl alcohol is C2H5OH. The mass of 2 moles of ethyl alcohol would be how many grams

The mass of 2 moles of ethyl alcohol would be 92,14 grams.

The formula for benzene is C6H6. Figure the molar mass of benzene to the nearest gram

The molar mass of benzene is 78 g.

Choose the best definition of STP

a term that indicates a combined measurement of standard atmospheric pressure and room temperature. A+

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