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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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Q: What is the contribution of James Chadwick to chemistry
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Q: Is sea salt acidic or alkaline
1 answer
Q: What has an atomic number of 24
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Q: What happens when you put Na and f together
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Q: What is the molarity of 4mol of NaOH dissolved in 2L of water
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Q: Are almonds a simple sugar
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Q: Which is in dry 2kg in wet it is reamain 1kg and when it burns it should be 3 kg
1 answer
Q: What type of reaction is HC2H3O2 (aq) plus NaHCO3 (aq) NaC2H3O2 (aq) plus H2CO3 (aq)
1 answer
Q: Does a ferrous metal rust
1 answer
Q: Why do diamonds have holes in the bottom of a ring
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Q: How were elements heavier than hydrogen formed
1 answer
Q: What is elemental composition of mix soda lime and starch
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Q: What are monounsaturated fatty acids
1 answer
Q: How many atoms does p have
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Q: How many grams of NH3 are needed to provide the same number of molecules as in 0.55 grams of SF6
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Q: Is benzyl alcohol react with hydrochloric acid
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Q: What is the element prevent infection from cuts and scraches
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Q: What type of change is mixing sodium bicarbonate and hydrochloric acid
1 answer
Q: How did the potassium permanganate particles move through the water
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Q: What is the name of the covalent compound S4C6
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Q: If a compound is made of two elements that are liquids is it certain that the compound will Be a liquid
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Q: Why was the compound microscope invented
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Q: What is a type of element that has some of the properties of metals and non metals
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Q: What is the theoretical yield of aluminum oxide if 3.00 mol of aluminum metal is exposed to 2.55 mol of oxygen
2 answers
Q: Why can the electron structure of chlorine
1 answer
Q: How does concentration of acid affect the amount of bubbles
1 answer
Q: Is HI a Arrhenius acid
1 answer
Q: What is the process called when water changes from a liquid to a gas
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Q: What is a nuclear acid
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Q: What is the result of adding black to a color
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Q: What does having a fixed composition mean
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Q: What state of matter would acetone be in at 25 degrees celsius
1 answer
Q: Where are the halogens located on the periodic table
7 answers
Q: How are homogeneous mixture and solution related
1 answer
Q: Which of theses factors varies due to effects of the factor being tested in a controlled experiment
2 answers
Q: How is an endothermic reaction indicated in an equation
2 answers
Q: What are molecules that contain at least two different types of elements
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Q: How is an endothermic reaction indicated in an equation apex
2 answers
Q: How could you get salt crystals out of salt water
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Q: Why the mineral opal is often referred to as a mineraloid
1 answer
Q: Is POCl3 ionic or covalent
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Q: How do you Diester converted into monoestet
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Q: Is pencil lead a compound a mixture or an element
2 answers
Q: CAN mercury BECOME A LIQUiD AT 50 Celsius
2 answers
Q: What is CH3CH2CH2CH2CH3 structure
1 answer
Q: Is carbon malleble
1 answer
Q: Which ion in the compound K and Br is larger
1 answer
Q: Can a candle float in alcohol
2 answers
Q: When hydrogen burnt does it produce water
2 answers
Q: What term defines the temperature at which the vapor pressure of the liquid equals the atmospheric pressure
2 answers
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