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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: The specific gravity of a product can be found on the material safety sheet how do you know if a product will flow in water
1 answer
Q: What is the rate of a reaction if the value of k is 3 and A and B are each 2M
3 answers
Q: Is K3PO4 a strong weak or non-electrolyte
2 answers
Q: What elements makes up potassium chloride
1 answer
Q: What elements do not naturally occur as a diatomic molecules
1 answer
Q: Why should you never perform experiments not approved by lab instructor
2 answers
Q: Would lowering the pH of the enzyme solution affect the enzyme
1 answer
Q: What is a nonexample of evaporation
2 answers
Q: What is the chemical reaction of a cellular respiration
1 answer
Q: Which ingredient would you increase in order to maximize the amount of DNA coming out of the sample
1 answer
Q: Which answer choice correctly defines the purpose of a lab report
1 answer
Q: How can ink be different colors
1 answer
Q: What are some non-examples of catalyst
1 answer
Q: What is sodium's element type
2 answers
Q: What is the hybridization of HOF
1 answer
Q: What is the formula of the magnesium compound in Andrews Antacid
1 answer
Q: Why does diffusion happen faster in warmer substances than in cooler ones
2 answers
Q: Is a puddle evaporating a reversible or irreversible change
10 answers
Q: Is Mg3N2 a covalent
2 answers
Q: What is the chemical make up of a fire opal
2 answers
Q: How does temperature affect oxygen consumption
1 answer
Q: Is polonium dense
1 answer
Q: What are compounds represented by
1 answer
Q: What metal is a fridge made of
1 answer
Q: Why is gold a pure substance
3 answers
Q: What is the way a smell can move around
1 answer
Q: How many grams of oxygen are need to react with 4.6 grams of titanium chloride
1 answer
Q: Is a glass of ice water a property or change
2 answers
Q: What is the name given to the electron shell that contains the most reactive electrons
2 answers
Q: Is fluorine poisonous or not poisonous
2 answers
Q: What is the name of the compound with the formula Li OH
2 answers
Q: Is ammonia odourless
2 answers
Q: What is the character and nature of matter
1 answer
Q: What is the Lewis structure for I (Z53)
2 answers
Q: What is the expansion ratio of ammonia gas
1 answer
Q: What is the molar mass of (NH4)2SO4
2 answers
Q: Is the phenomenon of adsorption of any commercial valve
2 answers
Q: Why did it take 100 years to figure out the parts of an atom
2 answers
Q: Is there anything in the name zinc phosphide that indicates there are three zinc and two phosphorus ions in the formula
2 answers
Q: In osmosis does a solvent moves across a semipermeable membrane from an area of higher solution concentration to an area of lower solution concentration
1 answer
Q: Is barium phosphate a compound or element
2 answers
Q: How is neon produced
11 answers
Q: What is a primary standard
8 answers
Q: What is the difference between iron (II) nitrogen and iron (III) nitrogen. what is the significance of the roman numerals
1 answer
Q: Will bleach kill mites
1 answer
Q: How does a scientist make two solutions with same molarity
2 answers
Q: Is water changing to water vapour a reversible or irreversible change
2 answers
Q: What type of materials decompose easily
1 answer
Q: How do you tell if something is a carbohydrate
2 answers
Q: Is low density polythene thermoplastic or thermoset
2 answers
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