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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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Q: What volume of H2 can be obtained from 100 cm3 of methane at standard temperature and pressure
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Q: What happens when copper vessel is exposed to moist air for a long time give the chemical reaction that takes place
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Q: What is a polar cell
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Q: How many moles of gold are there in 14.2x1023 atoms of gold
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Q: Is powder detergent flammable
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Q: What is the boiling points of a hydrogen bond
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Q: What is the molarity of a solution made by dissolving 23.4g of sodium sulphate in enough water to make up a 125ml solution
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Q: Does allegra allergy medication make you test positive for methamphetamine
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Q: Why no gas is released when sulphur is added to dilute hcl
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Q: What is the name of C12H22O110
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Q: What are the three ways in which oxygen and nitrogen are same
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Q: How are deposition and sublimation different from evaporation condensation solidification and melting
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Q: What happens when an atom that has lost an electron comes in contact with an atom that's has gained and electron
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Q: Nails are made of plastic
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Q: What are the characteristics of mixtures enumerate
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Q: How does oxygen gets into the seed during germination
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Q: Is stitching fabric in garments a chemical or physical change
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Q: Is MgO an example of ionic bond
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Q: What is proven by the result obtained by starch in dialysis
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Q: Why do nitrogen test in practical
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Q: Why is the strength of alcoholic solutions directed by the usp and nf to be determined at 15.56 c
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Q: What is the density of salt- water solution
3 answers
Q: What is it called when water loses it oxygen
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Q: Why is copper used in the contruction of electrodes
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Q: How much does a half a gram of cocaine weigh on a digital scale
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Q: Can regular liquid soap work in a foaming dispenser
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Q: When we blend red with yellow what color do we get
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Q: Para que sirve la KY6 clorfenamina compuesta
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Q: Quanto pesa un litro di acqua
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Q: Quelle est la différence entre une fumée et un gaz
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Q: Why ir spectrometer often purged with dry nitrogen
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Q: What will happen if we drop a piece of chalk and sponge in to a glass of water
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Q: What does a fatty acid do
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Q: Is hexane acidic or alkaline
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Q: What is one way the phosphorus cycle is different from the carbon nitrogen and water cycle
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Q: What happens when chlorine is added bromine ions
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Q: Will coffee dissolve in water
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Q: Is sand or pebbles a mixture or solution
5 answers
Q: What color blood tube for LFTs
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Q: What color blood tube for SGOT test
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Q: Why no gas released when sulphur is added to HCL
1 answer
Q: When xylol is used in removing dried oil on the lens why must it wiped off immediately
1 answer
Q: When can two electrons occupy the same orbital according to Pauli's exclusion principle
2 answers
Q: What is the difference between fast and slow parts in the carbon cycle
1 answer
Q: Why can you smell a burning scented candle across the room
1 answer
Q: Why has water a polar covalent bond
2 answers
Q: Which statement best describes the use of a catalyst in a fuel cell
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Q: Which statement defines activation energy
4 answers
Q: Which statement best describes an effect of using a catalyst in an industrial process
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