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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: Are the amounts of reactants and products equal when equilibrium is reached
2 answers
Q: What is the ionic equation for chlorine and sodium hydroxide
1 answer
Q: What type of bond is Fe2S3
2 answers
Q: How much does 1 liter of ethanol weigh
1 answer
Q: What aqueous solutions contains the greatest number of ions NaCl MgCl2 C6H12O6
2 answers
Q: How do I write out this chemical equation without symbols HgO(S) yields Hg(l) O2(g)
1 answer
Q: How many bonds can Cr form
1 answer
Q: Why do isomers of pentane have different boiling points
5 answers
Q: Is plastic food wrap opaque
1 answer
Q: What is the chemical formula for cyclohexane and bromine and water
1 answer
Q: Where does perm lotion come on the pH scale
1 answer
Q: WHAT IS CF4 MOLECULE
1 answer
Q: Can a water molecule be an acid or a base
2 answers
Q: What symbol is used in w chemical equation to indicate produces or yields
1 answer
Q: What is the mole ratio for the following equation MgSO4 2NaCl -- Na2SO4 MgCl2
2 answers
Q: What colour of purple litmus when mixed with tap water
2 answers
Q: What does hydrogen peroxide consists of
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Q: How do you neutralize hydrogen peroxide burn in my mouth
1 answer
Q: What is a dull finish called
1 answer
Q: What does water turn into after evaporation
1 answer
Q: . Chemicals known as histamines are released as a result of antibody production. (1.) active immunity (2.) passive immunity (3.) allergies (4.) tissue rejection
1 answer
Q: Is SO4 a spectator ion
2 answers
Q: What is it in your body that contains hydrochloric acid
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Q: Why are high and low pH materials considered hazardous
2 answers
Q: Is ZnSO4 ionic or covalent bonding
5 answers
Q: What class of molecules contain the group NH2
2 answers
Q: What is fluoroantimonic acid
2 answers
Q: How does water get into the xylem vessels in roots
1 answer
Q: Why is butane not soluble in water
1 answer
Q: What happens when the electric field is applied to a very polar molecule
7 answers
Q: What is the formula mass and chemical formula for ammonium nitrate
2 answers
Q: What is the chemical formula and the formula mass for barium chloride
2 answers
Q: Why did early scientists think that potash was an element
1 answer
Q: Why elements is most likely to form covalent bonds
1 answer
Q: Is strong acid burning through metal exothermic or endothermic
2 answers
Q: What is the most effective method for cleaning lead-contaminated clothing
1 answer
Q: How many elements are in a molecule of calcium carbonate (CaCO3)
2 answers
Q: Who is a Russian scientist who discovered a set of patterns that applied to all elements
1 answer
Q: Features of diffusion
1 answer
Q: What is the conjugate base for hpo4 -2
1 answer
Q: What is the chemical formula and oxidation number of each ion in the compound First ion and the second ion is
1 answer
Q: Why do our faces turn red when we get embarrassed
1 answer
Q: How do you convert mg per g to g per 100g
1 answer
Q: Does carbon dioxide make glucose
1 answer
Q: What kind of chemical reaction is this CaCO3 - CaO CO2
1 answer
Q: What material expands with heat
1 answer
Q: Do chemical equations show the phase of each substance
1 answer
Q: What is the difference between low and high quality coal
2 answers
Q: Preparation of phosphorus and nitrogen in the laboratory
1 answer
Q: What is the acid that gives us that burn feeling when eating pepper
1 answer
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