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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: What properties of substance determine how that substance will react when combined with other substances
2 answers
Q: How many different elements have scientist ifentified
1 answer
Q: What chemical formula represents the hydroxide ion
2 answers
Q: What is the best definition for context chemistry apex
1 answer
Q: What kind of bonding holds potassium chloride together
2 answers
Q: What atomic particles have positive charge
4 answers
Q: Does natural gas relaese fewer toxins than coal
1 answer
Q: What is the average for the following set of measurements 3.1 ml 2.7 ml 4.6 ml 1.9 ml 8.6 ml
1 answer
Q: What did Henry Moseley change about the periodic table
7 answers
Q: Which best describes how ion bond form
1 answer
Q: What is the concentration of the acid (H2SO4) in the following titration
1 answer
Q: How many elements are there to the nearest hundred
2 answers
Q: What will be the result of the volume of the reaction vessel is decreased for the reaction H2 I2 yields 2HI
1 answer
Q: Does kerosene evaporate faster than water. why
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Q: What are the disadvantage of chitosan based biopolymer
1 answer
Q: What base is in antacids
1 answer
Q: How many sodium atoms are in one molecule o baking soda
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Q: What provides ignition for an oil burner
1 answer
Q: What mass of water forms when 2.75 104 mol NaOH reacts completely
2 answers
Q: What part of that atom is involved in bonding
11 answers
Q: Is calcium sulfate a acid
2 answers
Q: Is air primarily composed of oxygen
6 answers
Q: What smells or taste will repel crows
1 answer
Q: What does the nucleus of an atom want to do to its own electrons in a covalent bond
1 answer
Q: How can a mixture be separated by using physical properties
6 answers
Q: Which reaction releases the greatest amount of energy per kilogram of reactants
4 answers
Q: When would dipole dipole be significant
2 answers
Q: Do you put setting spray on before or after foundation
1 answer
Q: Which of the following are elements of paralanguage
3 answers
Q: What substance carries carbon dioxide and oxygen in the blood
1 answer
Q: Why is mercury is preferred in ordinary thermometers
3 answers
Q: What are some general properties of acids and bases
7 answers
Q: What happens when ice is placed in a warm glass of water
2 answers
Q: Were atoms named in the fifth century BCE.
2 answers
Q: Why lead is not used for preparation of hydrogen
1 answer
Q: Which statement best describes the electronegativity of an element
2 answers
Q: How is chemical energy used by organisms
1 answer
Q: Which type of transport for oxygen entering into blood cells
1 answer
Q: WILL LPG EMIT POLLUTION
2 answers
Q: What is the use of sodium bi carbonate in toffee
1 answer
Q: Chemical bonds are likely to form when
3 answers
Q: How do you prepare acetate buffer pH 5.0
1 answer
Q: Why is iron not deposited over a copper plat when copper plate is dipped in iron sulphate
1 answer
Q: What are products and where are they located in chemical equations
3 answers
Q: How can phosphorus and nitrogen levels in water be controlled
1 answer
Q: How many atoms are in Lithium carbonate
1 answer
Q: Is KOH ionic
1 answer
Q: Is octane miscible in methane
1 answer
Q: What is the mass percent of hydrogen in butane
1 answer
Q: When venipuncture is performed using a lavender vacutainer tube the sample
1 answer
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