10 Answered Questions for the topic Carbon

10/11/19

The half life of Carbon-14 is 5,730 years (i.e., it decays so that only half remains after 5,730 years). How long until 16 grams of Carbon-14 decays into 4 grams?
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07/07/19

What controls the acidity of the ocean?
I have learned that: * coral reefs are made up mostly of calcium carbonate * coral reefs are mainly distributed in the tropical zone * The calcium carbonate will be decomposed in the reaction... more
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08/01/18

can yo help me ni chemistry?
what is covalent bond? how ammonia formed ../  
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11/14/17

chemistry prelab question
Potassium permanganate (KMnO4) is the oxidizing agent and sodium oxalate (Na2C2O4) is the reducing agent.a. Manganese (Mn) is reduced.b. Carbon (C) is oxidized.   2KMnO4(aq) + 5Na2C2O4(aq) +... more
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07/21/17

estimate numbe\r of atoms of a carbon grain with a diameter of 0.1mm
spherical grain  no  of atoms of carbon  make up of grains
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05/08/17

Is Ammonia more likely to dissolve in water or in carbon tetrachloride? Explain in detail. Use diagrams to help explain.
can you please help with this grade 11 chemistry question.
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08/21/16

True or False? If false, make correct. The hydroxyl group contains all of the sugars.
Please answer this question!
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07/01/16

number of oximes
Aromatic carbonyl compounds having molecular formula C8H8O react with NH2OH then how many oximes can be formed .
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07/10/14

help with Carbon - 14 and metals and light reflection
1.  which is not a property of metals   a.  conduct heat b.  conduct electricity c.  are malleable d. are brittle     I know that metals are malleable and they conduct electricity, so I... more
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02/23/14

aproximate carbon mass
What is the approximate mass of a carbon atom in atomicmass units? How about a carbon dioxide molecule
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