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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: Which gases makes the bubbles in fizzy drinks
2 answers
Q: Two sets that contain the same number of elements are called what
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Q: Neutral atom with 30 protons and 34 neutrons what is atomic number
4 answers
Q: Which organelle converts the chemical energy stored in food into compounds more convenient for the sell to use
1 answer
Q: Can I add acids to chlorine
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Q: Ask us anythingWhich prefix is used in the name of a stereoisomer to indicate that the functional groups are on the same side of the double bond
1 answer
Q: When heating chemicals in a test tube it is most appropriate to
6 answers
Q: What is transported across a membrane during osmosis
1 answer
Q: What type of particles are protons neutrons and electron
2 answers
Q: In degrees celsius the boiling of water is at what degree higher than the freezing point
1 answer
Q: What describes a way in which chemistry affects how you use a computer
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Q: Which element is oxidized in the reaction below 2Na plus Br2 2NaBr
1 answer
Q: Which of the following processes involves an oxidation-reduction reaction and allows engineers to coat one metal with another
2 answers
Q: The reaction of hydrogen with nitrogen to produce ammonia is shown below. If there are 3 moles of nitrogen how many moles of hydrogen are needed to react completely with the nitrogen
1 answer
Q: What is a goal of chemistry
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Q: Indicators can be categorized as observable or emotional true or flase
2 answers
Q: Compare solids liquids and gases in terms of their shapes and volumes.
2 answers
Q: What is an example of a sentence using the present participle of the word enrich
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Q: If it happens it happens
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Q: True or false a safe way to identify a base is to feel it
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Q: The chemical symbol for sulfuric acid is H2SO4. How many atoms are contained in each molecule of sulfuric acid
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Q: What is a five part definition for an object to be considered a mineral
1 answer
Q: Which list pairs the icons in lye NaOH with the correct charge
2 answers
Q: In what ways might alcohol slow down business production
1 answer
Q: How much is 20 grams of sodium.
1 answer
Q: Byproduct of mining iron
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Q: How do you make a 10uM solution of H3BO3
1 answer
Q: Bonds between particles are weak in
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Q: Ca plus Br and gt CaBr2 what is the reducing agent
1 answer
Q: Is a muesli a pure substance or a mixture
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Q: Does calcium become a cation by gaining two electrons
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Q: Why use iodine on onion slide
1 answer
Q: What occurs when molecules are distributed evenly through a solid liquid or a gas
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Q: Is ch3ch2oh an acid or base
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Q: Is ethanol an acid or base
2 answers
Q: Is acetate fabric safe
1 answer
Q: How do you clean utc jewelry
1 answer
Q: Is Lil an ionic compound
1 answer
Q: During which of the 5 Cs should you establish an entry control point
2 answers
Q: How many atoms are in mg (C2H3O2)2
2 answers
Q: Mentos acid or base
2 answers
Q: How does the foetus get oxygen from its mother
1 answer
Q: Generally absorption from the lungs is greater than from the mouth why
1 answer
Q: Why electrons are removed first from 5d than 4f orbital in lanthanides
2 answers
Q: What do you a property of matter that retains its identity after a reaction
1 answer
Q: Write an equation that shows the formation of a sodium ion from a neutral sodium atom.
1 answer
Q: What exactly does it mean to say a substance is malleable
2 answers
Q: Exemple of substance that is malleable
4 answers
Q: What happens to the entropy in the reaction l2(s) l2(g)
2 answers
Q: The electron dot diagram for a neutral atom of chlorine (atomic number 17) is shown below. Which of the following symbols represents a chlorine ion with a stable arrangement of eight valence electrons
2 answers
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