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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: If ethyl alcohol boils at 79 degrees Celsius a physical or chemical change
1 answer
Q: What did apothecaries use to make many of the madications in the 17th century
1 answer
Q: If the sodium atom contains 11 electrons 11 protons and 12 neutrons what is the mass number of sodium
1 answer
Q: What state is iron at 300 degrees
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Q: What is the color that make up white light are called
2 answers
Q: What describes a path of oxygen that might follow as it cycles
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Q: What physical changes does Mrs. Mallard undergo as she considers the implications of her husband and death
2 answers
Q: What Consider the formula for glucose C6H12O6. What does this indicate about the relationship of the reactants to glucose
1 answer
Q: How do you collect cocaine at a crime scene
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Q: Is each ion stable
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Q: What are the functional groups of adenosine
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Q: What is the complete ionic equation for the reaction between na2 So4 and cacl2
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Q: What three materials of which condensers are made of
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Q: Why lithium holds onto its outer most electron more strongly than sodium does
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Q: How many grams in 625mg
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Q: What salt is formed when carbonic acid and aluminum hydroxide mix
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Q: How does iron and sulphur mixture float in water
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Q: What is the equation for the combustion of fossil fuel
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Q: What intermolecular forces are in phosgene Cl2CO
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Q: What are the intermolecular forces for CH3CH2OH
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Q: Is phenylalanine acidic
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Q: Why Heat you feel when you sit next to a campfire
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Q: What man made products are in iodine
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Q: Why can the fluids used to dry clean clothing remove in grease even when water cannot
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Q: Do nickel react with hydrochloric acid
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Q: Who invented oxygen tanks
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Q: Do living organisms consist mostly of of hydrogen based compounds
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Q: Do all reactions release energy
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Q: What colors absorb less heat then yellow
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Q: What temperature does red phosphorus burn at
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Q: What is the type of bond by germanium and arsenic
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Q: What mineral made of oxidized hydrogen
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Q: How much heat does it take to raise the temperature of 0.10 kg of aluminum by 25 oC
1 answer
Q: Is HCl soluble in water or kerosene
3 answers
Q: What is the formula for the combustion of benzoic acid
8 answers
Q: Are tin and antimony in the same group
2 answers
Q: How can irreversible changes change
2 answers
Q: Is a pH 11 considered to be acidic
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Q: What happens when phenol is warmed with CCl4 in aqueous NaOH
1 answer
Q: Is shampoo a acid base or neutral
2 answers
Q: What Density of dish soap
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Q: What metal is used for water pipes because they don't react with water
1 answer
Q: How do you make a colour lighter
1 answer
Q: What is the substance deposited in the bottom of the evaporating dish
6 answers
Q: What is a soft metallic element
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Q: Is a silver coin an element or mixture
2 answers
Q: Is salt is plural or singular
1 answer
Q: What is the number of 4d electrons in Mo
3 answers
Q: What is the the procedure for do white candles burn faster than colored
2 answers
Q: What occurs during a single cycle of sodium-potassium exchange pump
2 answers
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