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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: How do you do an experiment to show that when you dissolve salt in water the salt is still there
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Q: What moves into the capillaries into the alveoli
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Q: Explain why ice cubes placed in your refrigerator's freezer section become smaller over time
8 answers
Q: Is N2S3 ionic
3 answers
Q: Describe how a carbon atom in a carbon dioxide molecule in the air could become part of a starch molecule in a carrot root
1 answer
Q: When an atom gains electrons it becomes positively charged true or false
6 answers
Q: Can you use can you use Bostik glue on shoes
1 answer
Q: The products of a neutralization reaction are acids and bases.
2 answers
Q: How do you prepare .1N phosphoric acid
1 answer
Q: What is the nickname for manganese
1 answer
Q: Is a base a acid on the pH scale
2 answers
Q: What is the word for complete combustionof methane
1 answer
Q: What does insoluable mean in science terms
2 answers
Q: How many atoms does 3 molecules of methanol have
1 answer
Q: Why are chemical equations important
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Q: What is the chemical formula for copper ll sulfate
2 answers
Q: What kind of hydrogen atom in the chemical formula C2H6O
1 answer
Q: Ionic compounds have high melting points because a lot of energy is needed to break the bonds between the ions.
2 answers
Q: What is the action of nitric acid on Bromothymol
1 answer
Q: Conversion of C12H22O11 GIVES CO2 involves
1 answer
Q: What are the two processes that form ammonia
1 answer
Q: What is the color of the blood in arteries
2 answers
Q: Characteristic of baking soda
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Q: What kind of bond exists between a boron atom and an iodine atom
1 answer
Q: Creatinine level is 88
1 answer
Q: What are nitrate ammonium and carbonate all examples of
1 answer
Q: Acid in a sentence
2 answers
Q: Why is bleach homogeneous
2 answers
Q: Not enough tin in the human body
1 answer
Q: If electrons are shared equally between atoms that compose a molocule that molocule is said to be polar
1 answer
Q: What holds toilet water starting with Ci
2 answers
Q: Why does liquid iodine not conduct electricity
2 answers
Q: Witch pair of atoms will form an ionic bond
1 answer
Q: What element is found as a diatomic molecule and has the same property as a gas
2 answers
Q: Copper turns green when exposed to the environment chemical or physical
2 answers
Q: Is cement a homogeneous or heterogeneous mixture
4 answers
Q: Is a metallic bond hard or soft
1 answer
Q: Tie back long hair and do not wear loose clothing while working in the laboratory.
2 answers
Q: Which of the following factors affect the vapour pressure of a liquid
3 answers
Q: Adding black to a color is called
1 answer
Q: A machine called a centrifuge is used in
3 answers
Q: A mineralized shell
6 answers
Q: Evaporation is the opposite of
3 answers
Q: Sodium gives chlorine a needed electron what is chlorines change after accepting the electron
1 answer
Q: Fluorine forms a binary ionic compound with lithium. During the reaction a lithium atom transfers an electron to fluorine.
1 answer
Q: New substances are always formed when matter undergoes
2 answers
Q: Fluorine forms a binary ionic compound with lithium. During the reaction a lithium atom transfers an electron to fluorine. What is the name of this compound
1 answer
Q: Type of bond formed when opposite charges attract
1 answer
Q: Explain how reducing the amount of plaque can reduce tooth decay. use the leaflet to help you
1 answer
Q: Where can i buy boric power acid in Philippines
1 answer
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