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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 mercury's state at 500 degrees Celsius
1 answer
Q: How does ionic bond form in an ionic compound
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Q: Is Antioxidants are used as food preservatives in margarine a chemical or physical property
2 answers
Q: Is dish soap a heterogeneous
1 answer
Q: How many H atoms would be needed to react with all the N atoms shown in the transparency
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Q: Is Nitrogen trihydride ionic or covalent
1 answer
Q: What are elements called when they are found in nature
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Q: Which of these elements has the same number of electron orbitals as the element sodium
2 answers
Q: What does an arrow in an equation mean
2 answers
Q: Would you expect the bonds in ammonia to polar covalent
1 answer
Q: What is the symbol for oxygen and carbon
1 answer
Q: How many moles are in 9.25 x 1058 atoms of copper
1 answer
Q: How do you abbreviate champagne
1 answer
Q: Is vodka mixture or pure substance
3 answers
Q: Is oxygen gas a homogeneous mix
1 answer
Q: Heat you feel when you sit next to campfire is called what
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Q: What is the name of the product formed between pentanol and salicylic acid
1 answer
Q: What is the valency of group 6 elements
5 answers
Q: What salt is made when potassium oxide reacts with nitrix acid
1 answer
Q: What was the plum-pudding atomic model
12 answers
Q: How is water composed of hydrogen and oxygen to put out fires
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Q: Is NH4NO3 strong weak or non electrolyte
12 answers
Q: What are we sent to do at the end of a Mass
2 answers
Q: Reason of Working in an orderly way while using acid
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Q: How do you write the formulas for binary Ionic compounds
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Q: How many electrons does (Ge) have in its outer shell
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Q: If you were testing well different dish soaps cleaned your dishes the control group would be
2 answers
Q: What reaction means that's the particle size is smaller thus causing more opportunities for collisions hence the reaction rate increases
2 answers
Q: Why alkane don't reaction with potassium permanganate
1 answer
Q: Which group is missing from john newlands periodic tabale
3 answers
Q: How much luster does hydrogen have naturally
2 answers
Q: Is a oven cleaner an acid or alkali
1 answer
Q: What is the chemical equation for carbon dioxide plus water yield glucose plus oxygen gas
1 answer
Q: What is the chemical equation for copper plus sulfuric acid yield copper sulfate plus water plus sulfur dioxide
1 answer
Q: How is endothermic reaction identified in an equation
5 answers
Q: Why is coal not considered biomass
1 answer
Q: When sodium Na gives it electron to Chlorine Cl sodium is
1 answer
Q: How many electrons are in the outermost energy level of an oxygen atom as it shares electrons with hydrogen atoms as part of a water molecule
2 answers
Q: Is bicarbonate soda reversible or irreversible
1 answer
Q: What are the characteristics of group 2 elements
1 answer
Q: What is the chemical equation for glucose with potassium nitrate (C6H12O6 plus KNO3)
1 answer
Q: How much does 100g honey weigh
1 answer
Q: How many grams of AuCl3 can be made from 100.0 grams of chlorine by this reaction Au plus Cl3 AuCl3
1 answer
Q: WHAT IS CARBON NMR
1 answer
Q: Can stearic acid be solid
2 answers
Q: Is a bottle of mineral water transparent or translucent
3 answers
Q: What does ng14k stamped on a charm mean
1 answer
Q: What ingredients are necessary for the formation of fossil fuels
1 answer
Q: What are the elements that make up lead chloride
2 answers
Q: What did Rutherford infer as a result of his observations
6 answers
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