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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: Which element if combined with sulfur will have the greatest attraction for the sulfur electrons
1 answer
Q: To test how fertilizer affects aquatic animals a student prepared four identical containers with water fleas. The student then added different amounts of fertilizer mixed with distilled water to three
2 answers
Q: The particles of a suspension are dissolved into the solvent.
2 answers
Q: Copper wire with a wooden handle being held in a flame after a few minutes what will most likely happen
1 answer
Q: Effects on some farmers used too much chemical fertilizers to replinish soil fertility
1 answer
Q: A stong acid will what
1 answer
Q: An acid produces what when it is dissolved in water
2 answers
Q: Ammonia can be classified as a base because in a chemical reaction with an acid ammonia will
1 answer
Q: Explain why lithium and beryllium form ions with different charges
3 answers
Q: Outline why atoms form ion
10 answers
Q: What is the chemical symbol for Mercury Gold Silver Arsenic Radon Plutonium Uranium Potassium Sodium Titanium
2 answers
Q: What kind of engine carries its own supply of oxygen
1 answer
Q: Does copper sulfate dissolve in alcohol
1 answer
Q: How many grams of H2 are needed to react with 2.40 g of N2
2 answers
Q: If an atom with an atomic number of 10 and a mass number of 24 would have
1 answer
Q: At STP which substance has metallic bonding
5 answers
Q: What are the similarities for freezing and melting
2 answers
Q: How much citric acid is in cranberry juice
1 answer
Q: The half-life of carbon-14 is 5730 years. How long will it take for the number of carbon-14 nuclei in a sample to drop to a quarter of the original number
8 answers
Q: Which oxide is used to bleach wood pulp in the manufacture of paper
1 answer
Q: Is Red and grey in color a qualitative property
1 answer
Q: Why For a water-cooled condenser the condenser is arranged so that water enters the condenser at the lowest point and leaves at the highest point
1 answer
Q: What is the name of AI(NO3)3
2 answers
Q: What is the equation for sodium with water produces sodium hydroxide and hydrogen
1 answer
Q: What are boiling chips
5 answers
Q: Name of the binary compound P4O5
4 answers
Q: Name of the binary covalent compound P4O5
1 answer
Q: What is the compound needed for phtotsynthesis
1 answer
Q: In which state of matter is water found
3 answers
Q: What is the name of this compound Hf
2 answers
Q: What words are used to describe coal
1 answer
Q: What color do you get when you mix light green and dark grey
1 answer
Q: What is a sentence for laundry
1 answer
Q: What is atomic number for HCl
1 answer
Q: How much water does leather absorb
2 answers
Q: Will gasoline evaporate at 32 degrees Fahrenheit
1 answer
Q: How do element differ than compound
8 answers
Q: The element found in group 13 and in period 2 is
3 answers
Q: Which element Mo Se Na or Br contains the most moles of atoms in a 1.0 gram sample
3 answers
Q: In the 1990s record companies recruited attractive young people to form music groups and marketed them to the teenage audience. What were these groups called
2 answers
Q: What are solids that don't dissolve called
1 answer
Q: What does sulfur oxide combine with to form sulfrid acid
1 answer
Q: Will household bleach float on water in a drain
1 answer
Q: Definition of equivalent mass
1 answer
Q: . How would you describe the bond between Joey and Albert
2 answers
Q: Why is sodium diffficult to extract
1 answer
Q: Why is Pd 8 stamped on my ring
1 answer
Q: What is defreent between radioactve and nuclear material
1 answer
Q: What are nuclear materials
1 answer
Q: Process in which vapour molecules are recaptured by molecules at liquid surface
2 answers
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