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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 is charge of acetocarmine in dye solution
1 answer
Q: What four types of organic compounds serve as an energy source cell
3 answers
Q: Is carbon shiny luster
2 answers
Q: Does BaCl2 have covalent bonds
4 answers
Q: Can scram bracelets detect drug
1 answer
Q: Is diphenylmethane a liquid or solid at room temperature
2 answers
Q: What is the chemical formula for sunlight
3 answers
Q: What is the effect of high heat and pH on proteins
2 answers
Q: Is BaBr2 an ionic compound
1 answer
Q: How are molecules joined together
7 answers
Q: Is Oxygen and hydrogen combining to form water a physical or chemical change
8 answers
Q: Why is cutting hair a physical change
6 answers
Q: What happens when Lithium nitrate and Potassium sulfate are mixed
1 answer
Q: Does alcohol react with chlorine
1 answer
Q: Does ethanol react with copper
1 answer
Q: Does carbon react with alcohol
2 answers
Q: Does oxygen react with benzene
1 answer
Q: How does dissolving a substance in water affect how it freezes
1 answer
Q: What is the definition of reactants
2 answers
Q: Why don't atoms have the same number of protons
2 answers
Q: Is a gold bar a element or compound
1 answer
Q: Why are most foods and beverages mixtures
5 answers
Q: Is copper wire a pure substance mechanical mixture or a solution
3 answers
Q: What are 2 ways that atmospheric nitrogen gets into the ground
1 answer
Q: How noxious affect the atmosphere
1 answer
Q: What is the balance equation for potassium carbonate and calcium chloride
1 answer
Q: Which of these is a safety responsibility in the laboratory
4 answers
Q: Do molecules last forever
1 answer
Q: Is a chocolate sundae classified as an element a compound or a mixture
2 answers
Q: Why is it inaccurate to say that we breathe in oxygen and we breathe out carbon dioxide
1 answer
Q: How do scientists understand about cell develop
1 answer
Q: What is a substance we drink that contains no organic compound
2 answers
Q: What is defined as a sheath of water molecules around an ion in solution
1 answer
Q: Is sulfur dioxide and nitrogen oxides in the air harmful or beneficial
1 answer
Q: Can you use physical properties to tell the different metals apart from each other
4 answers
Q: What is the aim of distillation
2 answers
Q: Does Ferrous oxide reacts with sodium hypochlorite
1 answer
Q: Is bromine a mixture
3 answers
Q: Why Mohr's salt is considered a primary standard
2 answers
Q: What happens when potassium hydroxide reacts with nitric acid
1 answer
Q: What type of bond is in iodine gas
1 answer
Q: Why is the reaction of sodium metal and ethanoic acid is moderate
1 answer
Q: How much is ac16 white gold
1 answer
Q: What oxides reacts with neither hydrochloric acid nor aqueous sodium hydroxide solution
1 answer
Q: Why group 1 elements show electro positive character
1 answer
Q: What would be a minor component that makes up a culture
2 answers
Q: In the process of distillation why does salt not evaporate
2 answers
Q: What are the similarities between hydrogen bond and ionic bonds
1 answer
Q: Why do you think some hydrocarbons are gases and others are liquids
7 answers
Q: When atoms donate and accept electrons
2 answers
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