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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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Questions
Q: How many ml in 25cm
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Q: How mcuh does toothpaste weigh
1 answer
Q: What happens when you add copper sulfate to a urea solution
1 answer
Q: When an acid and an alkali react it is called what
2 answers
Q: Where does water go to when it boils
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Q: Why does fluorine have a valency of 1
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Q: What happens when sodium atom and chlorine atom exchange an electron
2 answers
Q: How did the rate of loss of the limestone change from the beginning of the experiment to the end
1 answer
Q: A lack of running water in the tenement made it extremely difficult to do what
2 answers
Q: What are three examples of oxides
1 answer
Q: What does SO stand for in a compound
1 answer
Q: What does Fe mean in a chemical formula
1 answer
Q: How do you calculate the number of protons neutrons and electrons of an atom
5 answers
Q: Is silica covalent or ionic
2 answers
Q: What element which is a metal is named after that wacky west coast state
2 answers
Q: When the temperature decreases liquid turns into what
1 answer
Q: Which two things must be accomplished by the introduction if the authors using a safe order
1 answer
Q: Is mercury in the solid liquid or gas state
2 answers
Q: Is nao ionic or covalent
2 answers
Q: Is nap ionic or covalent
1 answer
Q: Why is airborne lead no longer much of a problem as a pollutant
1 answer
Q: Why do duplicate tuples not allowed in a reaction
1 answer
Q: What is ionic compounding made of
2 answers
Q: Is benzoic acid a covalent or ionic bond
1 answer
Q: What colors to mix to get bright green
2 answers
Q: Can red algae produce oxygen
2 answers
Q: How do you make snow with water and one other ingredient
2 answers
Q: What is the density of School glue
1 answer
Q: Can explosives be made from urine
1 answer
Q: Is diammonium phosphate soluble
2 answers
Q: What is the charge for Sulfurous acid
1 answer
Q: How many valence electrons can carbon share
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Q: What is the reaction for aluminium and oxygen
1 answer
Q: Why a candle brought near the mouth of a jar containing hydrogen gas starts burning but is extinguished when pushed inside the jar
1 answer
Q: What correctly describes the molecules in very dilute sugar solution at room temperature
2 answers
Q: What effect has impurities on melting and boiling points of a pure substance
1 answer
Q: Is a sports drink a solution or mixture
3 answers
Q: What are the subatomic particles found outside of the nucleus
3 answers
Q: What is oxygen's freezing point or melting point
2 answers
Q: Why does increasing the concentration of a reactants increase the reaction rate
5 answers
Q: Is an ice cube a liquid gas or a solid
2 answers
Q: What is the pH and pOH of a 2.34x10-5 NaOH solution
1 answer
Q: What of the following is true about chemical energy
1 answer
Q: What was the purpose of Miller in Urey experiment
1 answer
Q: What is the scientific name for the solid in a solution
1 answer
Q: How many number of shells in sodium
1 answer
Q: Why is sugar more attracted to water than sugar
1 answer
Q: Which gas is produced when fossil fuels burnt
1 answer
Q: Why is petrol regarded as a better fuel than kerosene
2 answers
Q: How can saturated and unsaturated hydrocarbons be differentiated on the basis of combustion
2 answers
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