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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: How does base react to litmus paper
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Q: What do living things use oxygen to make
2 answers
Q: What is a pure element
2 answers
Q: Is slate grey the same as graphite grey color
2 answers
Q: Why are covalent compounds often not soluble in water
1 answer
Q: What is the opposite of chimney
2 answers
Q: Can osmosis occurs only in liquids
1 answer
Q: What factors determine the type of coal that forms from buried plant material
1 answer
Q: What is produced when an element is completely burned in oxygen
2 answers
Q: Why does water dissolve substances
3 answers
Q: Can my well water contain iodine
1 answer
Q: Why Might nations want to retain or develop an arsenal or nuclearbiological and chemical weapons
1 answer
Q: In the ozone layer ozone is created when oxygen what
1 answer
Q: What element can form four covalent bonds with other atoms
5 answers
Q: How many grams of aluminum oxide can you make if you have 100 grams of aluminum combining with 50 grams of oxygen
1 answer
Q: Is h3po4 ionic or covalent
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Q: How you identify whether the rock is acidic or basic in the field
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Q: Do cations give or take electrons
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Q: Why is nitrogen important to humans
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Q: Why oxygen is placed in group 6
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Q: How many protons neutrons and electrons would an atom of neon have
6 answers
Q: Which of the following contains a polar covalent bond NaCl NO O2 Na(s)
2 answers
Q: Who was the first person to discover oil
1 answer
Q: What is the adjective of reaction
1 answer
Q: What type of molecule is an isobutyl acetate
1 answer
Q: How does arsenic react to oxygen
1 answer
Q: Can you put water in a vape
1 answer
Q: What is Na2B4O7 C4H6O2
1 answer
Q: What causes nitrogen to turn into solid compounds which are then washed into the ground
1 answer
Q: What particle is emitted from polonium 210
1 answer
Q: What is an insulated device used for measuring the amount of heat absorbed or released during a reaction
3 answers
Q: What 2 colors do you mix to get the color burnt iron
1 answer
Q: How is stoichiometry used to calculate energy released when I mass of liquid freezes
1 answer
Q: If you have a gas home heating system in which season will your gas bill be highest
2 answers
Q: How many does a gallon of chlorine weigh
1 answer
Q: What is a stream of electrically charged particles from the sun called
9 answers
Q: What happens when you put together lithium and nitric acid
6 answers
Q: Which substance dissolves most readily in gasoline
6 answers
Q: Why do objects absorb water
1 answer
Q: Who was the first person to discover the petroleum
1 answer
Q: Why hydrogen diffuses faster than oxygen and carbon
1 answer
Q: What is the word equation for sodium carbonate sulphuric acid product
1 answer
Q: Which monomer is produced when starches are broken down
4 answers
Q: What alkali is in doc leaves
1 answer
Q: What is the mass of a calcium ion when it loses 2 electrons
2 answers
Q: Can I use UV with bromine in pool
1 answer
Q: What type of compound is a metal oxide
1 answer
Q: Is a insect spray acid or base
2 answers
Q: What chemical substances are formed when oxidation occurs
2 answers
Q: Is chloroform ionic or molecular
1 answer
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