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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.

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Questions
Q: What happens to proteins dissolved in that water when you heat it to 100 degrees celsius
1 answer
Q: Is limestone acidic basic or neutral
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Q: Can cyanide be found on Teflon
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Q: How much energy does it take to boil 100 mL of water (Refer to table of constants for water.)
4 answers
Q: At which temperature would a reaction with H -92 kJmol S -0.199 kJ(molK) be spontaneous
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Q: What is the value for G at 100 K if H 27 kJmol and S 0.09 kJ(molK)
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Q: What is methamphenine
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Q: The element that is not part of the critical thinking standards.
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Q: One solvent that can remove grease from stains
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Q: Oxidation of alkanes
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Q: When copper utensils iron nails or silver ornaments are kept in open what happens find out the reason for them and note down your observation
1 answer
Q: What is the Balanced equation for sodium plus iron III nitrate yields sodium nitrate plus iron
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Q: Explain how the balancing of chemical equation shows that mass is conserved
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Q: What is the atomicity of sodium hydroxide
2 answers
Q: The specific gravity of a product can be found on the material safety data sheet. How do you know if a product will sink in water
2 answers
Q: Fertilizers contain fixed nitrogen. How could the widespread misuse of this fertilizer lead to an imbalance in the oxygen cycle
1 answer
Q: A tin of cheese weighs 7kg what is the weight of 9 kg
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Q: What are the products of the double-replacement reaction between potassium bromide and silver nitrate
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Q: A material that is conducts heat well is most likely
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Q: Scientists have discovered just over different elements with unique properties.
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Q: Kelly has a sample of an unknown substance. Which properties of the substance will be the same no matter how large or small her sample is
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Q: What substances do not contain a polyatomic ion
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Q: M8 and M9 paper emit toxic fumues when burned
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Q: Which pH level has the most acidic
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Q: What does Nitrogen gas consists of
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Q: True or false The number of neutrons always equals the number of protons
4 answers
Q: Hybridization state of Boron atom in Borane molecule (BH3)
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Q: What is the boiling point in degree Celsius of water
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Q: Why squash cannot be used immediately after its preparation
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Q: Sodium has one electron in its outer energy level. According to the octet rule .
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Q: What do subscripts tell you about a compound
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Q: Why solid potassium chloride doesn't conduct electricity
1 answer
Q: What Is The Volume Of 0.1 NHCl Required To React Completely With 1.0g Of Pure Calcium Carbonate (Ca 40 C 12 And O 16)
1 answer
Q: Why are there 4 NH3s in the following equation Cu2 plus (aq) plus 4 NH3(aq) Cu(NH3)42 plus (aq)
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Q: What is the equation for Aluminum chloride is formed from its elements
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Q: Explain whether nitrogen atoms will form bonds with other atoms
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Q: Blank' is a measure of how well a mineral resists scratching
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Q: Maria and Miquel were enjoying the fireworks when they got into a chemistry argument. Maria insisted that the fireworks were the result of a chemical reaction. Miguel disagreed. What would you tell th
2 answers
Q: Which ion has 24 protons and 20 electrons
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Q: What gets oxygen we need from the air we breathe called
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Q: When 2 solutions that differ in solute concentration are placed on either side of a permeable membrane and osmosis is allowed to take place the will exhibit a net movement to the side with lower solut
1 answer
Q: What do modern day scientist contribute to the atomic theory
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Q: What is stainless steel an example of
2 answers
Q: What element makes up about 0.0018 of the earth's atmosphere
9 answers
Q: Bronze is a combination of which two elements
1 answer
Q: How will adding different different flavors of kool-aid to water affect the waters boiling point
3 answers
Q: Can pH and pco2 are both high at the same time
2 answers
Q: Diamond and soot are very different yet both are natural forms of
2 answers
Q: Choose the term that matches the description.the boiling point of water on the Celsius scale
1 answer
Q: Two atoms are isotopes of the same element. What should be the same for these two atoms
3 answers
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