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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 many moles of NO are formed from 0.30 moles of O2
2 answers
Q: What is titanium state of matter at room temperature
4 answers
Q: What macrmolecules are targeted by amylase
2 answers
Q: Why is blood doping legal or illegal
1 answer
Q: What is the valency of sodium thiosulphate
1 answer
Q: What is the molar mass for fructose
3 answers
Q: What gas is produced when you drop calcium metal in water
1 answer
Q: What is the compound for SiBr2
3 answers
Q: Is water (H2O) an element or compound
8 answers
Q: Is sulfuric acid ionic or covalent
2 answers
Q: How are atoms held together by a convalent bond
2 answers
Q: Is evaporating of water in a lake a chemical or physical change
2 answers
Q: When Kay added 30 g of hydrochloric acid (HCl) to 65 g of Zn bubbles appeared and a white precipitate zinc chloride (ZnCl2) was produced. She found that the mass of the zinc chloride was 63 g. Since t
1 answer
Q: What is the role of starch in zinc and salicylic acid paste
1 answer
Q: How can i use a particle model to explain the reaction between iron and sulphur in detail
1 answer
Q: Where does evaporation take place
4 answers
Q: What natural acid dissolve calcite
1 answer
Q: How many protons does sodium atom have
2 answers
Q: How do bases feel to the touch
1 answer
Q: How does an error occur if you stop heating a flask before all the liquid has evaporated
1 answer
Q: What is the acid present in stale cheese
1 answer
Q: Can chemical elements be split up by using heat
2 answers
Q: Can filter paper separate chalk powder
2 answers
Q: How is promethium different from the other lanthanides
1 answer
Q: Is FES weak or strong elecrolyte
1 answer
Q: Why is coal popular
1 answer
Q: What kind of precipitate is formed when alcohol is added to denatured DNA
1 answer
Q: Why diversity so essential to a balance and successful workplace and indeed to a balanced society
2 answers
Q: Why are aspartate and glutamate considered acidic
1 answer
Q: Is gasoline and example of covalent compound
1 answer
Q: What is Partially soluble
1 answer
Q: How does toilet water end up in a river
1 answer
Q: How can all compounds be molecules but not all molecules compounds
1 answer
Q: What are two examples of chemical properties and why are they chemical properties
4 answers
Q: What does it mean that your blood has little or no oxygen
1 answer
Q: How many protons are found in a atom of fluorine
7 answers
Q: What is the unknown substance for A glass of milk is in the kitchen table for a week .
2 answers
Q: What color vacutainer tube to use on lithium level
1 answer
Q: If you have 215.8g of silver and 32.1g of sulfide how much silver sulfide do you have
3 answers
Q: Why do candles burn
2 answers
Q: What is the formula of the most stable oxygen of francium
1 answer
Q: What electrical energy into chemical energy
2 answers
Q: Why Shouldn't every sample of matter have a negative charge Since all atoms have negatively charged electrons
2 answers
Q: Is charm an abstract noun
1 answer
Q: In the ethyne molecule how many electrons are being shared
2 answers
Q: What happens if vinegar and limewater were mixed together
2 answers
Q: Are substances that combine or change
1 answer
Q: How do we get hydrogen in our body
1 answer
Q: What does rsc on a silver ring mean
3 answers
Q: When does gold condensate
1 answer
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