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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: IS BITTER GOURD ACIDIC OR ALKALI
1 answer
Q: What is the part of the experiment that is changed and tested
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Q: What is a yellow nonmetal often found near active volcanoes and used to make sulfuric acid
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Q: What might happen when compound is cracked
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Q: Is oxygen becoming liquid physical or chemical
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Q: What happens to liquid when mixed to other solids
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Q: Will the water molecules still exist as water molecule a million year from now
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Q: What if you store a spray can near a source of heat
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Q: Why myoglobin has high affinity to oxygen
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Q: What are the three properties of acid.
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Q: How many valence electrons does 113 have
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Q: When dissolved sodium hydroxide reacts with sulfuric acid H2SO4
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Q: What symbol means solid in a chemical equation
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Q: What is the compound name of potassium and bromine
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Q: How many hydrogen atoms are in bleach
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Q: How many formula units make up 25.6 g of magnesium chloride (MgCl2)
2 answers
Q: How many atoms are on the tip of a pencil
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Q: When 0.424 g of finely divided iron is burned 0.606 g of reddish brown oxide is obtained what is the empirical formula of the oxide
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Q: What does dry mix stand for in science but with 2 different definitions
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Q: What type of bond is formed between the hydrogen and oxygen atoms within one water molecule
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Q: What Ionic compound is AIPO
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Q: Why bare covalent molecules typically liquids or gases
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Q: Why is chemistry the bedrock of science
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Q: What happens when water is left in a beaker for a while
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Q: Is rubbing alcohol with seventy percent alcohol a substance or a mixture
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Q: How many water molecules are in a block of ice containing 1.00 mol of water (H2O)
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Q: What do fossil fuels like oil and coal contain in small amounts as an impurity
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Q: Is Nh4 OH covalent or ionic
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Q: What is the correct compound name for the formula P2F10
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Q: Which fluid carries oxygen nutrients and waste both to anf from body cells
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Q: What might explain the increase in the ranking of stoneglassiron
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Q: What is the formula of the hydride formed with antimony
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Q: Why does copper react with aluminum
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Q: What group and period is oxygen located
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Q: Are metals oxides acidic
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Q: How are carbon atoms able to form many organic compounds
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Q: What was the two effects of the rising oxygen levels in the atmosphere
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Q: Would filter paper be usefull to seperateing a suger and water solution
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Q: How do you prepare mercuric chloride paper
1 answer
Q: Does P2O5 contain ionic bonds
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Q: What are 3 different shapes of carbon based molecules
2 answers
Q: Are vit k and protamine sulfate the same
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Q: What is the configuration of a fatty acid
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Q: How many elements does mgCl2 have
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Q: Why does ethanol have a lower melting point than carbon tetrachloride
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Q: How do you know if a sample is more contaminated than other
2 answers
Q: Is lead pipe a compound or element
3 answers
Q: What is the balanced equation for cobalt chloride and ammonia chloride
1 answer
Q: What happens to the carbon in the coal
1 answer
Q: Colours of solutions when iodine dissolves in it
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