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Chemistry
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.
221k
Questions
Q: What are the products of the chemical equation for photosynthesis
12 answers
Q: What character in The Metamorphasis other than gregor also undergoes a change in appearance
3 answers
Q: Is w on the periodic table
4 answers
Q: What metal is confused for lead or soot
1 answer
Q: What happens when a chlorine atoms gains an electron in its outer energy shell
2 answers
Q: Is camphor a metal or nonmetal
7 answers
Q: Is Ag3N ionic or covalent
2 answers
Q: What is characteristic of an ionic compound
1 answer
Q: What is the electron configurations of silicon
2 answers
Q: How many moles of sodium hydroxide are in a 36.65g sample of NaOH
1 answer
Q: What is the formula for hydrogen iodide
1 answer
Q: What is black stuff in chimney
2 answers
Q: Why do all the chips dissolve in the preparation of calcium chloride
1 answer
Q: What is the oxidation number of iodine in SO4 2-
8 answers
Q: What is PBr5 element
3 answers
Q: Is Cu(NO2)3 a covalent or ionic bond
4 answers
Q: What are the main parts of the carbon cycle
1 answer
Q: What is nitrogen in chemical form
1 answer
Q: What is the process that consumes oxygen and releases co2
1 answer
Q: What is the petroleum formation
1 answer
Q: What is the mass of 1.20x10 to the 25th atoms of sulfur
2 answers
Q: What is 170c converts into degrees
1 answer
Q: Why are convalent bonds important in livings things
1 answer
Q: Can I use lemon essential oil instead of citric acid
1 answer
Q: Is ZnO ionic or covalent
3 answers
Q: What is the molar mass lithium oxide Li2O
6 answers
Q: In reaction between bromine and sodium bromine atom gains an electron and forms the bromide ion . What happens to bromine
1 answer
Q: What are forms of nitrogen that are unable by humans
1 answer
Q: What concept that involves combining or associating individual elements of unclassified information to reveal an additional association or relationship that warrants protection is called
2 answers
Q: Why are homologous series of carbon compound so called
2 answers
Q: Is all purpose flour basic or acidic
1 answer
Q: What does this sentence mean A property is a characteristic
2 answers
Q: Is 2-naphthol soluble in HCl
1 answer
Q: What is the hypothesis of a homemade lava lamp
2 answers
Q: Are roasted peanuts an ionic or covalent
1 answer
Q: What common ions are most often found in acids and bases
1 answer
Q: What group is oxygen family in
1 answer
Q: What is symbol and oxidation number for Li3N
1 answer
Q: What is a another way that nitrogen can be used
1 answer
Q: When a binary compound decomposes it creates what
2 answers
Q: What is the smallest particle of aluminum
4 answers
Q: What element form an ionic compound when it reacts with lithium
1 answer
Q: How are elements similar to the primary colors
2 answers
Q: How many grams of potassium chloride are produced if 25 grams of potassium chlorate decompose into potassium chloride and oxygen
4 answers
Q: What is the mass of Na2SO4 needed to make 2.5 L of 2.0 M solution
4 answers
Q: What Reacts with iodine to form a blue color
1 answer
Q: In supersonic flights molecules break apart and react chemically. safety features protects the plane
3 answers
Q: What element is highly malleable and almost non reactive
2 answers
Q: In which compound does hydrogen have an oxidation number of -1
1 answer
Q: What are the 3 categories of matter represented by rock salt hard plastic and aluminum foil
4 answers
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