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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: OPSEC is used to identify what
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Q: What is the chemical name of the compound with the formula H3O2
1 answer
Q: Which statement best describes the reaction of lithium and clorine
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Q: Why is coal considered a resource
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Q: How will you prove that volume of an atom is chiefly empty space
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Q: Which compounds contains the greatest percent of oxygen by mass
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Q: What is the correct name for the acid whose chemical formula is H2SO4
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Q: How long does coal waste last
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Q: What is a by-room
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Q: How do you make chemical rice puller
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Q: Is PCl3 and water a soluble insoluble miscible or imiscible
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Q: What is the balanced symbol equation for nitric acid and sodium hydroxide
3 answers
Q: What are the harmful effects of an acid and bases
1 answer
Q: What metals can be purified from their ores by heating them with carbon
1 answer
Q: What is the correct electron configuration of phosphorus (P)
4 answers
Q: What type of mixture has substances that are uniformly spread out
8 answers
Q: What is the balanced equation for the reaction of the oxide of sodium with water
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Q: What is the balanced equation of reaction of lithium with water
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Q: What is the balanced equation of reaction of calcium with water
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Q: Why is greenish deposit is found on copper vessels in rainy season
1 answer
Q: How many electrons does chlorine need to gain to have a full outer shell
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Q: How much coking coal is needed to produce one ton of steel
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Q: Do international symbols for elements help scientists communicate
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Q: What is th oxidation number for N in NO2
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Q: What does your body get by breaking down covalent bonds and making new bonds
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Q: Does sulfur react with dilute HNO3
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Q: Is butane an acid or a base or a salt
2 answers
Q: What does the electron dot notation for an ionic compound represent
1 answer
Q: How much sugar can be dissolved in 200mL of water at room temperature
1 answer
Q: What is the complete ionic equation for NaOH(aq) HCl(aq) H2O(l) Na Cl
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Q: How is stoichiometry used to calculate energy when a mass of liquid freezes
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Q: Is blackening a marshmallow a chemical change
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Q: What if my oxygen blood level is 85
1 answer
Q: CAn lead react with sulphuric acid
1 answer
Q: Why do you get the color black when you mix all of the primary colors together
1 answer
Q: What is the hybridization of the central atom in NH2Cl
1 answer
Q: What is the daughter nucleus produced when 196Pb undergoes electron capture
7 answers
Q: Is KNO3 a acid a base a salt or a non-electrolyte
7 answers
Q: What term describes the unit that make up compounds with covalent bonds
1 answer
Q: How many electrons would be filled by a neutral xenon atom
2 answers
Q: What gas is formed when copper sulfate is heated
1 answer
Q: What is the reaction between butane and oxygen called
1 answer
Q: What happens immediately after you disslove acid in water
1 answer
Q: What are 3 differences between acids and alkaline
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Q: Is sharp acidic or alkaline
1 answer
Q: What would the cathode be in a nickel and copper electrolytic
2 answers
Q: Which physical state will 10g of bromine store the most energy
1 answer
Q: What gases aren't smelly
1 answer
Q: Minerals that are generally dull not malleable and not ductile and cannot conduct electricity are
3 answers
Q: Why are polymers important to everyday life
1 answer
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