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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 mass and volume of gold if its density is 19.3 gcm3
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Q: What bond does plutonium make
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Q: What are 5 inorganic compounds you can find in you home
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Q: What cause chemical weathering
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Q: If chlorine forms a 1- ion. How many electrons does a chloride ion have
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Q: How does an in crease in temperature affect the solubility of each compound in 100 g h2 o
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Q: Is jello a mixture or a solution
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Q: How long does it take elmer glue to decompose
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Q: What does 18K gold SS mean
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Q: Would an electron have to absorb or release energy to jump from the second energy level to the third level
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Q: What is the balanced equation of bromine and acetylene reaction
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Q: If you watch exploding fireworks from a safe distance hat evidence of a chemical reaction can you observe
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Q: Is sodium(NA) a member of transition elements
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Q: What is the boiling point of 2 pentanone
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Q: What is dew forming on grass called
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Q: What is more attractive gold or copper
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Q: Do the pressure of a gas decreases with increasing temperature
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Q: What element is in 2a period 3
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Q: What element has a stable 2 valence electrons
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Q: What is the correct name of this compound ( sibr2)
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Q: What kind of chemical causes rusting of iron
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Q: In a solution it feels slippery what is it
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Q: How many dots belong in the electron dot diagram of a boron (B) atom
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Q: What best explains how two oxygen atoms each with six valence electrons can bond with each other
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Q: Why An atom of lithium (Li) forms an ionic bond with an atom of chlorine (Cl) to form lithium chloride. How are the valence electrons of these atoms rearranged to form this bond
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Q: What polyatomic ions bond with other ions to form an ionic bond
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Q: Is sulphur a elemant
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Q: What is the name of MnO2-2
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Q: How many valence electrons will make an element happy or stable
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Q: What are two elements that belong to the same group
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Q: Should you centrifuge a PT INR blood specimen
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Q: How can an iron knife electroplated with copper
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Q: In which of these solvents would naphthalene C10H8 be most soluble
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Q: What chemical agents produce temporary disabling conditions that can be physical or mental
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Q: Why was this process dangerous
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Q: What are 2 shiny metals used to make good jewellery
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Q: What is the difference between crystal and glass beads
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Q: How many moles of sodium chromate (Na2CrO4) are contained in 1.75L of a 2.00m solution
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Q: What is CH3CH2OCH2CH2CH3
8 answers
Q: What is the change of state directly form solid to gas or from gas to solid
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Q: When nitrogen bonds covalently how many bonds will it form
1 answer
Q: Why higher energy ultraviolet light is requires to break the oxygen to oxygen bond in oxgygen gas compared
1 answer
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