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Express each number in standard form. 8.03 x 104  [Fay10] 8….

Express each number in standard form. 8.03 x 104  [Fay10] 8.03 x 10-4  [Fay11] 7.635 x 102  [Fay12]

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What is the number of protons in the nucleus of each element…

What is the number of protons in the nucleus of each element? Sodium  [Joe1] Oxygen  [Joe2] Chlorine  [Joe3]

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Why is the Lewis diagram for carbon dioxide linear?

Why is the Lewis diagram for carbon dioxide linear?

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Based on the following balanced equation, how many S atoms w…

Based on the following balanced equation, how many S atoms will be formed by reacting 1,078 molecules of H2S?   SO2  +   2H2S  –> 3S   + 2H2O

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How many moles of carbon are in one mole of caffeine (C8H10N…

How many moles of carbon are in one mole of caffeine (C8H10N4O2}?

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For the following reaction, identify the Lewis acid.    a. I…

For the following reaction, identify the Lewis acid.    a. I b. II c. III d. Both I & III    

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Why is an ionic compound unlikely to consist of two negative…

Why is an ionic compound unlikely to consist of two negatively charged ions?

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The numbers below represent incorrect scientific notation. T…

The numbers below represent incorrect scientific notation. Transform each one into correct scientific notation. 234.0 x 101  [Faye1] 36 x 10-4  [Faye2] 0.993 x 105  [Faye3]

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Which of the following compounds have +1 as a formal charge…

Which of the following compounds have +1 as a formal charge on an oxygen atom?    a. I b. II c. III d. IV e. both I & IV

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The density of a certain fraction of crude oil is 1.209 g/mL…

The density of a certain fraction of crude oil is 1.209 g/mL. What is the mass of 13,500 mL of this fraction in grams?  

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