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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: How many valence electrons will make an element happy or stable
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Q: What are two elements that belong to the same group
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Q: Should you centrifuge a PT INR blood specimen
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Q: How can an iron knife electroplated with copper
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Q: In which of these solvents would naphthalene C10H8 be most soluble
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Q: What chemical agents produce temporary disabling conditions that can be physical or mental
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Q: Why was this process dangerous
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Q: What are 2 shiny metals used to make good jewellery
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Q: What is the difference between crystal and glass beads
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Q: How many moles of sodium chromate (Na2CrO4) are contained in 1.75L of a 2.00m solution
2 answers
Q: What is CH3CH2OCH2CH2CH3
8 answers
Q: What is the change of state directly form solid to gas or from gas to solid
1 answer
Q: When nitrogen bonds covalently how many bonds will it form
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Q: Why higher energy ultraviolet light is requires to break the oxygen to oxygen bond in oxgygen gas compared
1 answer
Q: When limestone fizzes when acid is added is physical or chemical change
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Q: What is the formula of nickel III metasilicate
4 answers
Q: Why is silicon dioxide used as the layer of furnaces
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Q: What is the most common use for most of the lightweight organic compounds
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Q: What does chemical change always result in
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Q: What is the equation for the reaction of 2-methyl-2-propanol with concentrated hydrochloric acid. Why does the reaction mixture have a milky appearance
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Q: What is the chemical reaction between magnesium and iron two nitrate
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Q: Where is ethanol used
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Q: What is the purpose of copper wire without insulation
5 answers
Q: What is the experiment of Protein coagulation
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Q: Why is baked bread easier to digest than unbaked dough
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Q: What toxic gas is given off when oxalic acid is heated
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Q: How many oxygen atoms are in sodium nitrite
6 answers
Q: What is produced from compressing two atoms of hydrogen
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Q: Are all antacids the same
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Q: Why is the universal indicator better than other indicators
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Q: What is the base chemical in vitamins
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Q: Why is fluorine more oxidizing than chlorine
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Q: How many ounces are in 0.75 pounds of American white cheese
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Q: What may be changed in order to balance a chemical equation
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Q: What is the ester for acetic acid and 1 pentanol
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Q: What is the difference between sulfur ion and chlorine ion
1 answer
Q: What is answer hangaroo periodic table ends in tium
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Q: Is a dilute acid harmless
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Q: What is the pH level in smart water
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Q: When 250. mL of a 0.15 M solution of ammonium sulfide (NH4)2S is poured into 120. mL of a 0.053 M solution of cadmium sulfate CdSO4 how many grams of a yellow precipitate of cadmium sulfide CdS are fo
2 answers
Q: What mass of hydrogen chloride is require to react with 100 g of rust
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Q: How do you Clean Silver Jewelry with Gemstone at Home
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Q: Why is metallic bonding weaker than ionic bonding
1 answer
Q: What is the Chemical equation for lead carbonate and sulfuric acid
1 answer
Q: What happens when Zn strip is dipped in CuSO4 solution
4 answers
Q: What is the colour of pH paper in colourless aerated drink
3 answers
Q: What is the chemical reaction of zinc sulphate and magnesium
7 answers
Q: Is H2 plus CL2 plus 2HCL balanced
1 answer
Q: How do you make slime not sticky
1 answer
Q: What is the gas evolved when magnesium react with HC2H3O2
2 answers
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