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Chemistry
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.
221k
Questions
Q: In which direction should you move the inoculating loop in the Bunsen burner flame
1 answer
Q: How many significant figures
4 answers
Q: Is K2Cr2O7 ionic or molecular
1 answer
Q: How many molecules of nitrogen filled chamber at STANDARD TEMPERATURE AND PRESSURE if the chamber is WIDTH x 300 litres
1 answer
Q: How can heat effect a liquid
1 answer
Q: Are argon in bromine similar
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Q: Why does copper gain mas when heated
2 answers
Q: What elements will always form ionic compounds in a 12 ratio with zinc.
1 answer
Q: What famous chemist after inventing dynamite went on to use his earnings to found of them
1 answer
Q: Is The density of a substance is the same for all samples of the substance
2 answers
Q: If two chlorine atoms were to attract electrons from two calcium atoms
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Q: What is the oxidation number for ammonium sulfate
6 answers
Q: What are the two precautions taken to ensure accurate results
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Q: WHAT DOES SUPER GLUE CONTAIN Cyanoacrylate
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Q: What is the common name of ethanoic acid
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Q: What is a that describes water that is not fresh and partly salty
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Q: What combination of atoms form by covalent bonds is called
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Q: What is the correct formula for copper II fluoride
2 answers
Q: What is the sources of methanoic acid
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Q: How many protons neutrons and electrons are in the element manganese
2 answers
Q: What element is created when hydrogen atoms fuse together in the sun and core
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Q: How many minus charges does each fluorine atom gain
1 answer
Q: What is the oxidation state state of cobalt(III)
2 answers
Q: What is the boiling point of caramel color
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Q: Is leather a mixture
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Q: Why does an embryo get food and oxygen
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Q: Where is dissolved oxygen likely to be lowest
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Q: What is a element same as potassium
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Q: What is the Compound name bao
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Q: What is the density of 2-methylpropane
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Q: What is the molecular formula for progesterone
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Q: Why is it useful to write chemical equations
1 answer
Q: What are some facts on plutonium
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Q: What is the formula for mercury (I) sulfide
3 answers
Q: Is aluminum selenide ionic or covalent
2 answers
Q: What is a conjugated acid based pair
2 answers
Q: What is the percentage of sulphur in thiourea
1 answer
Q: Did scientists know what elements were
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Q: What is the formula for tellurium bromide
1 answer
Q: What happens when you mix zinc sulphate and sodium
1 answer
Q: Why does not silver evolve h2 on reacting with dilute h2so4
1 answer
Q: How does the number of separate electrons shown for the group 2 metal atoms compare to the number of atoms
2 answers
Q: What is the Interaction between copper and iron
1 answer
Q: What is beta-phenethylamine
2 answers
Q: Is lauramine oxide ionic or covalent
1 answer
Q: How do you make ammonia phosphate
1 answer
Q: How are mixtures and solutions alike and how are they different
3 answers
Q: Is BaS molecular or Ionic
1 answer
Q: How do you separate ethanol from aqueous ethanol
1 answer
Q: What happens when iodine is added to cornstarch
1 answer
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