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Chemistry

Delve into the study of matter, its properties, composition, structure, and the changes it undergoes during chemical reactions. Chemistry is the central science connecting other scientific disciplines.

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Questions
Q: What is the number of significant figures in avogadro.s number
1 answer
Q: What is copper wire a compound or an element
1 answer
Q: Is the bond between carbon and hydrogen polar or non-polar
1 answer
Q: What safety precautions should be taken when heating iodine
1 answer
Q: What is the Lustre of chlorine
1 answer
Q: Is carbine dioxide a compound
2 answers
Q: What is semimetal like
2 answers
Q: What are the advantages and disadvantages of cyanoacrylate glue
1 answer
Q: How do chemists contribute to agriculture
1 answer
Q: What household items contain nitrogen
1 answer
Q: Is Most of the mass in an atom is in electrons
8 answers
Q: In science class we made salt water with 200 ounces of water and 50 ounces of salt. what is the pecentage of salt weight of the whole
2 answers
Q: Is SOCl2 ionic or covalent
8 answers
Q: How does the addition of sodium carbonate affect the cost of producing glass
1 answer
Q: What exists in aqueous solution an acid or base
1 answer
Q: What are the 3 steps for determining the scale on a graduated cylinder
1 answer
Q: What is the purpose of using a funnel in a experiment
1 answer
Q: When the boiling point of water is 100 degrees celsius is it a physical or chemical property
1 answer
Q: What is the name of H3CCI
1 answer
Q: Why phosphate buffer is used in determination of enzyme activity
1 answer
Q: What happeneds to a liquid when it releases enough energy
2 answers
Q: Why does the baseline need to be drawn in pencil
3 answers
Q: Is hydrogen a reactants
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Q: When is the mass of an electron regarded as zero
2 answers
Q: What is the Net ionic equation for the reaction hypochlorous acid and barium hydroxide
1 answer
Q: What volume units is greater than one liter
1 answer
Q: What are precautions that must be taken when carrying out experiments with hydrogen
1 answer
Q: Is carpet cleaner an oxidizer
1 answer
Q: What are the properties of carbon
2 answers
Q: What is the balanced equation when ammonia reacts with zinc chloride
1 answer
Q: What is another term for a non polar molecule
1 answer
Q: How many grams of water are produced by reacting 15.8 g H2 with excess oxygen
5 answers
Q: Is the formula SrCl2 a correct compound
3 answers
Q: How does chemistry effect the clothes you wear
1 answer
Q: How do you measure colour
1 answer
Q: Why are carbon anodes replaced regularly
2 answers
Q: What should you do if you smell LPG gas
1 answer
Q: What acid is O2
2 answers
Q: Is tea a matter
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Q: Why decanting cannot be used to separate a solution
1 answer
Q: Why Be and Mg form polymeric hydrides and not ionic hydrides
1 answer
Q: If an atom is mostly empty space what keeps other matter from moving through the space inside an atom
2 answers
Q: In this organelle carbon dioxide and water are converted to
1 answer
Q: If you have been given an orange liquid and told to describe its properties. what methods would you use to observemeasureand describe the physicalproperties of this liquid without changing it
1 answer
Q: How many atoms in 3CI2
1 answer
Q: Is ductile and malleable a chemical property or a physical property
5 answers
Q: How many electrons potassium ion
4 answers
Q: How do you Covert a full bottle of water into grams and kilograms
2 answers
Q: What will the charge be when fluorine forms a ion
1 answer
Q: What tool that can be used to test for electrical conductivity is called what
4 answers
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