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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 molecular covalent bonding
1 answer
Q: How much energy does ethanol release
1 answer
Q: What is the mass of water produced when 168g of sodium hydrocarbon ate breaks down
1 answer
Q: Is Zn molecular or ionic or neither
1 answer
Q: How crystals be obtained from a hot concentrated solution of a salt
2 answers
Q: Why platinum is added to the storage container and not to the hydrogen peroxide
1 answer
Q: Why tricalcium phosphate is inorganic
1 answer
Q: How do you make a carrot acid base indicator
1 answer
Q: Is hydrochloric acid a homo or hetero mixture or pure substance element or compound
10 answers
Q: Why cant we use carbon 14 to date the rocks
2 answers
Q: Where is a result of a seasonal change apex
2 answers
Q: What color blood tube for pre albumin
1 answer
Q: How would you be able to tell when a neutral pH was obtained
1 answer
Q: Is pumpkin a acid or a base
1 answer
Q: Is fertilizer acid or base
1 answer
Q: What happens to an acidic solution as you dilute it
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Q: What is the name of the ionic bond between Al and Br
1 answer
Q: Is yttrium opaque
2 answers
Q: Where is coal kept
2 answers
Q: What is a scientific word for burning
1 answer
Q: What is the oxidation number of sulphur in the equation of combustion of H2S
2 answers
Q: Is soda crystals acids or alkali
1 answer
Q: Why cant we use carbon to extract gold
2 answers
Q: Why Hcl is added in estimation of phenol
1 answer
Q: How much copper sulfate would be needed to make a saturated solution of copper sulfate with 400g of water at 20 degree celsius
1 answer
Q: Why should an aerosol not be thrown in a fire
2 answers
Q: What state is bromine at rom temperature
2 answers
Q: What is the state of xenon at 25 degrees c
1 answer
Q: What is the state of mercury at 25 degrees c
1 answer
Q: What is the concentration of FeCl3 in a solution prepared by dissolving 40.0 g of FeCl3 in enough water to make 275 mL of solution
2 answers
Q: How can I tell if GOLD SHIELD trademark jewelry is gold or gold plated
1 answer
Q: Can yeast live without oxygen
1 answer
Q: Is Na2Cr2O7 binary ionic or ionic with a polyatomic ion
1 answer
Q: Will there be a reaction between astatine and sodium iodide solution
1 answer
Q: What temperature starts vaporizing from water
2 answers
Q: What are Compound minerals made up of oxygen and silicon are called
1 answer
Q: Is the conjugate base of HC2H3O2 the acetate ion
1 answer
Q: What are the Quantum numbers for phosphorus
1 answer
Q: What are the six physical properties associated with hazard recognition of hazardous materials chemicals
2 answers
Q: What is the formula name for HlO2
2 answers
Q: What type if substance does conduction work best in
1 answer
Q: What element do we breath in
1 answer
Q: Why is aluminum used in window frames
5 answers
Q: What element is the only semi metal in period 2
2 answers
Q: What subatomic particle is specifically responsible for combining atoms to form a new substance
5 answers
Q: How many valence electrons are in a sulfur atom and a sulfide ion
1 answer
Q: What happens when an ice is heated to degree Celsius
1 answer
Q: What is WTe2 as element
2 answers
Q: What are some chemical potential energy examples
2 answers
Q: Can gallium be absorbed by a sponge
1 answer
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