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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: In solid wax and liquid wax molecules are arranged in the same way
5 answers
Q: Is sour a acid or a alkali
3 answers
Q: Is ink homogeneous or heterogeneous
3 answers
Q: Is bromine a solid liquid or gas when the particle arrangement is close together but random
1 answer
Q: Why is foam called cruel hungry and crawling
2 answers
Q: How we obtain pure potassium nitrate which is free of soil
1 answer
Q: What is the blue flame for on a Bunsen burner
1 answer
Q: Why must the solvent front be near the top of the filter paper
1 answer
Q: Why this is necessary that lime kiln are very large
2 answers
Q: If 15 drop of ethanol from a medicine dropper weigh 0.60grams how many drops from the dropper does it take to dispense 1.0mL of ethanol the density of ethanol is 0.80gmL
1 answer
Q: What is theChemical formula for rubidium nitrate
1 answer
Q: What is a hydrogen bond How do they work Would you describe those bonds as strong or weak
1 answer
Q: When copper (II) nitrate solution has aluminum foil placed in it starts to come out on the top.
1 answer
Q: Is Fe HCl FeCl2 H2 a synthesis decomposition or Replacement reaction
1 answer
Q: What pH of 4 is times more acidic as a pH of 7
7 answers
Q: What type of ion does potassium form
9 answers
Q: Why do lithium and beryllium form ions with different charges
3 answers
Q: Is sodium bicarbonate a catalyst
1 answer
Q: What is the name of this compound Al2 O3
2 answers
Q: What is the physical state of carbon at negative 150 degrees
1 answer
Q: How we can prepare 10molar solution of acetic acid
1 answer
Q: What are some examples of a buffer
2 answers
Q: Is group 7A cations
3 answers
Q: What can a lab thermometer measure
1 answer
Q: What species are present in sodium sulfate (aq)
2 answers
Q: What other compounds are in wood alcohol
3 answers
Q: How do you get rid of chemicals in fabrics
1 answer
Q: How many atoms of hydrogen and oxygen are in glucose
10 answers
Q: How many atoms of hydrogen and oxygen are in hydrogen peroxide
8 answers
Q: How do you define solute solvent and solution by describing the process of dissolving a solid in a liquid.
2 answers
Q: What is the advantage of using a safe bleach when you do the laundry
2 answers
Q: What is the name of compound Na3N
2 answers
Q: What is it called when you mix black with a color
2 answers
Q: Are soft drinks foam
1 answer
Q: Is making homemade Popsicles a physical or chemical change
1 answer
Q: Is mixing red and yellow paint to make orange a chemical or physical change
1 answer
Q: How much chorine do you need if you are mixing 1 part of chorine and 10 part of water and you are mixing 15 ounces of water in a spray bottle
2 answers
Q: Is using a hot glue gun a physical or chemical change
1 answer
Q: In general metals are .
2 answers
Q: Is most clearly an example of a physical change
3 answers
Q: What is the mass of 29.35ml of water at 4 degree
2 answers
Q: Is Silane ionic or Covalent
1 answer
Q: What is the formula for iron 2 chloride
2 answers
Q: What is the metal value in a nickel
2 answers
Q: How much oxygen does a full cylinder contain
1 answer
Q: What is the principal use of calcium sulfate in hospitals
1 answer
Q: Which is an example of a compound sentence
1 answer
Q: What is N2Cl3
1 answer
Q: What compound is this Al3O2
3 answers
Q: What Calculate mass of potassium chloride required to prepare its 40 solution in 100g of water
1 answer
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