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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 state of matter is sodium commonly found in
1 answer
Q: Is sharpening a pencil a chemical or physical
2 answers
Q: Is grilling a piece of fish chemical or physical
4 answers
Q: Is a baking chocolate cupcakes chemical or physical
3 answers
Q: Is sucrose magnetic
2 answers
Q: How do you prepare 1L of 0.1M NaOH from solid NaOH
1 answer
Q: What chemical released in the body that affects another part of the body
9 answers
Q: How many protons and electrons are in Fe1 minus
2 answers
Q: What is the electron dot structure for sodium carbonate
1 answer
Q: Do all materials melt at the same temperature
4 answers
Q: IS bees creating wax from sugar a physical or chemical change
10 answers
Q: Is the crayon melting in the sun is physical or chemical change
2 answers
Q: Is HgBr ionic or covalent
2 answers
Q: What is the solute in body wash
1 answer
Q: When elements combine to form compounds their properties change
2 answers
Q: What do scientists use to classify the elements
1 answer
Q: Is Cu3PO4 a ionic compounds
1 answer
Q: What is the chemical formula of carbon and hydrogen
1 answer
Q: Is Be(OH)2 a strong base
1 answer
Q: Is Al2O3 a solid liquid or gas
2 answers
Q: When some ionic compounds dissolve not all of their bonds dissociate. what kind of conductivity would you expect such a solution to have
3 answers
Q: Is the change of plants remains into coal a physical or a chemical change
1 answer
Q: What is movement of a substance from where there is a large amount to where there is a small amount of it
2 answers
Q: Is sand a element compound or mixture
3 answers
Q: How many molecules in CaCO3
1 answer
Q: Do Covalent bonds conduct electricity
1 answer
Q: Is copper (II) sulfate a molecular compound
1 answer
Q: What they are used for
2 answers
Q: What Substance that causes sensitivity to light
1 answer
Q: What ion is oxygen most likely to form
1 answer
Q: How do ice and water differ in the arrangement of their molecules
6 answers
Q: What is youngest and softest type of coal is called
2 answers
Q: What is the relationship between group and period
2 answers
Q: What if an empty graduated cylinder weighs 51.36g. When filled with 50.0mL of an unknown liquid. it weighs 91.35g. What is the density of the unknown liquid
2 answers
Q: How much iron is present in iron(III) oxide
1 answer
Q: Is kclo4 ionic
1 answer
Q: What cell and what enzyme break down hydrogen peroxide
1 answer
Q: How many chlorine ions are required to bond with one aluminuim ion
1 answer
Q: Why is coal bad for the air
1 answer
Q: What is the relationship between the atomic mass of an element and a mole of that elements atoms
2 answers
Q: How are sugar crystals and kittens different
1 answer
Q: Is adding baking soda to scrambled eggs is a chemical change
1 answer
Q: What combination form a covalent bond
1 answer
Q: What is more electrically conductive copper or iron
1 answer
Q: What is the pH for lemon soap
2 answers
Q: What does silver ruby brass have in common then iron
3 answers
Q: What liquid and gas can create a mixture
1 answer
Q: What can make a Mixture made up of a liquid and a liquid
2 answers
Q: Can this method be used for gases
1 answer
Q: Is potassium iodide solution compound or mixture
1 answer
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