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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: What is most likely result of an increase in the level of nitrates in a body of water
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Q: What is a good slogan for mica
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Q: What is the chemical formula and chemical name of cooking oil
2 answers
Q: What are coal and oil similarities
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Q: What is first elementslight elements and heavy elements
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Q: Why iodine is not used as self indicator even though it is strongly coloured
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Q: Why did Truman order the atomic energy commission to produce a hydrogen bomb
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Q: Why is permanganate estimation completed in acid
2 answers
Q: How was Sodium Laureth Sulfate discovered
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Q: What is the vant Hoff factor for NaCl if it completely dissociates in water
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Q: What definition best describes acid
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Q: How Most acids are sour and corrode metals.
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Q: What was one important element that made Cordoba a cultural center
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Q: What safety problems could occur if the toxic substance was a Solid
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Q: What is the maximum mass of aluminum chloride that can be formed when reacting 25.0 g of aluminum with 30.0 g of chlorine
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Q: Why does atmospheric nitrogen be converted into ammonia
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Q: What is the ingredients in jot glue
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Q: What is the name of the compound with the formula s2f2
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Q: What are the oxidation states of sodium and chlorine
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Q: What is the number of valence electrons in alkaline earth metals
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Q: What are glucose fructose and ribose examples of
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Q: What type of bond forms between rubidium and iodine
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Q: What kind of bond do Iron and Chromium have
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Q: What acids will corrode most .
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Q: What distinguishes hydrogen bonds from covalent bonds
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Q: What happens to egg if soaked in tea
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Q: What acid form RbOH plus HNO3
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Q: What following combination can produce yellow light
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Q: Where is the energy I a polysaccharide stored
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Q: What is One reason iron from a blast furnace is converted into steel
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Q: When temperature decreses what is the speed of chemical change
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Q: What has osmosis
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Q: Is (C2H5)2NH an strong or weak base
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Q: Is a table salt a compound of sodium and chlorine true or false
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Q: Is a tin can a mixture element or compound
3 answers
Q: If the atomic number of element D is 20 then what is the atomic number of element R
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Q: How many electron domains are around the sulfur in SF4
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Q: Is potassium arsenide ionic or covalent
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Q: What affect does the color of water have on evaporation (Red Blue Green or Yellow)
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Q: If nitrogen is in the air will a fire not burn
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Q: What melts at lower temperatures diamond salt silver
2 answers
Q: How many atoms of H are in (NH4)2
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Q: Is porcelain a conductors
4 answers
Q: Why A scientist helps a colleague do a better experiment by
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Q: What is A solute that readily dissolves in water is
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Q: How far did the contamination of chernobyl spread
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Q: What kind of heat does a pot on a stove give off
1 answer
Q: What four components are needed to superglue fume fingerprints
1 answer
Q: What is Silver ion
1 answer
Q: Do ionic or covalent hold two compounds together
2 answers
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