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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 is the Name covalent compound of SeF
1 answer
Q: Are oven cleaners acidic basic or neutral
2 answers
Q: What is S3Cl5
1 answer
Q: Is a gold ring a pure substance
1 answer
Q: Is ziploc bag a compound or a mixture
1 answer
Q: Is aluminum oxide a semiconductor
1 answer
Q: How many atoms in Ca(ClO3)2
2 answers
Q: Is a candy bar melting a physical or chemical hcnage
1 answer
Q: What is the chemical formula of chromium ( vi) sulfide
5 answers
Q: Could a mixture be only made up of only elements
2 answers
Q: How many atoms are in a child
1 answer
Q: What material is heated in an air-tight oven to make coke
2 answers
Q: How much and what size was a bar of zest soap during 1980
1 answer
Q: What is Iodine at 120 celcius
1 answer
Q: What it is formula calculates
1 answer
Q: Why does Co2 diffuse faster
2 answers
Q: What is the process by which a pot of water on the electric stove starts of heat
1 answer
Q: If the temperature is 65 degrees ferinheight what is the temperature in degrees celcius
1 answer
Q: What is reaction occurs when a substance combstance combines with oxygen and release energy called
2 answers
Q: What is A solution in which more solute mat be dissolved at a given temperatur is a
1 answer
Q: What chemical reaction causes the leaf color change in fall
1 answer
Q: Is HNO3 an electrolyte
8 answers
Q: What one of the compounds below is most likely to be ionic
1 answer
Q: How many lone pairs of electrons does nitrogen have
2 answers
Q: How is green gold produced
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Q: What is Solid geometric forms of a mineral produced of a repeating pattern of atoms
2 answers
Q: How many covalent bonds can element X form
1 answer
Q: What are the elements in magnesium sulfate
11 answers
Q: What are the elements in C6H8O7
2 answers
Q: Is mercury covalent or ionic bond
9 answers
Q: Is diboron dioxide ionic or covalent
1 answer
Q: What colour does bread go when you add iodine solution
1 answer
Q: What does hemihydrate
1 answer
Q: Where does the UK get its salt from
1 answer
Q: How does corn take in water
2 answers
Q: If A liquid boils at 120 and degC until it all evaporates leaving an empty container. What is most likely true about the liquid
1 answer
Q: If we cant see atoms why can we see objects
9 answers
Q: What is the effect of hcl and naoh on tap water
1 answer
Q: How electrons are removed from water to produce hydrogen ions and oxygen gas.
1 answer
Q: How increasing the concentration of Potassium iodide and Sulfuric acid affects the speed of reaction
1 answer
Q: How do you remove undissolved solids from water
11 answers
Q: Why gases are less dense than solids and liquids
4 answers
Q: How does nitrogen control rapid oxygen
1 answer
Q: Is sodium hydroxide a solid or liquid
2 answers
Q: What is the oxidation number of ethyl-en diamine
1 answer
Q: What happens to the solid particles of naphthalene when heated
6 answers
Q: What is the oxidation number of en
1 answer
Q: What is the oxidation number of CN
1 answer
Q: When two or more elements combine to form a totally new substance it is called a
6 answers
Q: Why is it necessary to sterilize all the materials needed in the experiment
1 answer
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