Make the following conversions: How many centimeters are in one meter? [Ann1] How many kilograms are in one gram? [Ann2] How many milligrams are in one megagram? [Ann3]
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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]
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]
Why is the Lewis diagram for carbon dioxide linear?
Why is the Lewis diagram for carbon dioxide linear?
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
How many moles of carbon are in one mole of caffeine (C8H10N…
How many moles of carbon are in one mole of caffeine (C8H10N4O2}?
Why is an ionic compound unlikely to consist of two negative…
Why is an ionic compound unlikely to consist of two negatively charged ions?
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
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]
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