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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: What happens when you heat chlorine and helium
1 answer
Q: What is the Lewis structure of a fluorine molecule (F2)
1 answer
Q: Is sulphuric acid is uv active
1 answer
Q: What is Na and Cl -ionic formula
2 answers
Q: What is Na and C -ionic formula
1 answer
Q: What happens to the molecules of a compound when it changes state from a liquid to solid
2 answers
Q: Is copper more reactive than tin
1 answer
Q: What macromolecule is the secondary energy source
1 answer
Q: What tube color for phenytoin
1 answer
Q: What are the four functional groups
1 answer
Q: How did Thomson know that atoms must contain particles with positive charges
2 answers
Q: Which is not a process that has been proposed to explain the formation if precipitation
1 answer
Q: Is table sugar a hetero or homo
3 answers
Q: Where does mold get matter and energy
1 answer
Q: How does chemistry support agriscience
3 answers
Q: Why does silver jewellery look dull after anfew months
1 answer
Q: What is the net ionic equation of the reaction of MgS O 4 with Pb(N O 3 ) 2
1 answer
Q: Which of these orbital designations are invalid a. 4s b. 2d c. 3f d. 3p
4 answers
Q: How many grams of ethanol would be formed from the reaction of 0.250 kg of glucose
3 answers
Q: Why is it better to warm up the solutions before mixing
1 answer
Q: What is 35 degrees Fahrenheit in degrees Celsius
2 answers
Q: Which of following minerals will fizz in contact with hydrochloride acid
1 answer
Q: What do cells do when there is not oxygen
1 answer
Q: Is a sample of pure copper all atoms have
1 answer
Q: What substance reflects light
2 answers
Q: What is the shorthand notation for the electron configuration of Li Na K
3 answers
Q: What is a fast vaporization called in science
2 answers
Q: Why ketchup is more viscous than a dish soap
1 answer
Q: What elements are found in thiamine nitrite
1 answer
Q: Is potassium chloride a base acid or a base
9 answers
Q: Is po4 3- ionic covalent or metallic bonding
1 answer
Q: What is the balanced equation for the reaction of stearic acid and sodium hydroxide
2 answers
Q: What color tube in phlebotomy is used for Iron levels
1 answer
Q: When at atom is charged it is called an ion. How many electrons are in O2-
2 answers
Q: What are the answers to bill nye atoms and moecules quiz
1 answer
Q: What is methane at 1000 degrees
2 answers
Q: What is the advantage and disadvantege distillation methods
1 answer
Q: What does baking soda do when it is burnt
1 answer
Q: Is PbCl2 Soluble
1 answer
Q: Why is a gas considered to be matter
1 answer
Q: Why does lithium have the lowest electronegativity
1 answer
Q: What is the difference between wetting agents surfactants
1 answer
Q: What is an expression of Avogadro's law (kconstant)
1 answer
Q: Do oxygen have chlorine in ti
1 answer
Q: Do clear liquids absorb heat
1 answer
Q: How many valence electrons in Ar2 plus
3 answers
Q: Is crcl3 ionic or covalent
5 answers
Q: Which kind of electrical charge is found on oxygen atom of a polar water molecule
6 answers
Q: What term that mean to be able to eat away material
1 answer
Q: What type of bond is nitrogen trifluoride
1 answer
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