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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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Questions
Q: What effect did the petroleum jelly have on transpiration.
1 answer
Q: Food can spoil through mere exposure to air because it will lose electrons. This loss of electrons creates free radicals which destroy chemical bonds in the food causing it to spoil. What is this proc
2 answers
Q: Factor in everyday life
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Q: Which of the following examples is a molecule with a covalent bond (Use the electronegativity values from the periodic table link to help you answer this question.)
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Q: Which is true about sugar dissolving in water Sugar is the solvent and water is the solute. Both sugar and water are solvents. Sugar is the solute and water is the solvent. Both sugar and water are so
2 answers
Q: Is Sterling Silver a metal or alloy
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Q: You are diluting an acid for use in the lab. To make the dilution you must add exactly 10.0 mL of acid to 90 mL of water. What tool should you use to measure the acid
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Q: Valence electrons are present in more than one what
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Q: According to the Arrhenius equation changing which factors will affect the rate constant
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Q: How is bronsted lowry similar to lewis theories of acid and bases
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Q: The electron sharing that takes place in a covalent bond is often represented by...
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Q: Liquid water can change to water vapor through boiling or .
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Q: Pure substances can be classified as or compounds.
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Q: What walls exchange oxygen and carbon dioxide during respersation
1 answer
Q: Number of subatomic particles in potassium
1 answer
Q: Humans have greatly increased the level of what in the atmosphere.
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Q: How do you label the elements in a molecule of indigo
1 answer
Q: The amount of oxygen that ones body can process in a given time
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Q: What term is defined as two or more elements joined together
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Q: By what process autotrophic organisms convert solar energy into chemical energy
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Q: An ionic compound is a compound that consists of molecules made of atoms that are covalently bonded.
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Q: What group is pb
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Q: In a double covalent bond two electrons are shared between
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Q: The merit of a new scientific theory is judged by the scientific community based on
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Q: What is the chemical compound name for Hg2F2
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Q: Which type(s) of RNA is (are) involved in protein synthesis
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Q: Two identical corks float in separate beakers. One beaker contains distilled water. The other beaker contains a saltwater solution with a high concentration of salt. Which statement is true for this s
1 answer
Q: WHAT IS A LAB Wash bottle
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Q: How do you turn green colour into orange
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Q: What best definen an acidic solution
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Q: In the compound Al2O3 aluminum's oxidation number is plus 3 and oxygen's oxidation number is .
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Q: Sodium nitrate dissolved in water
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Q: How much would the boiling point of water increase if 4 mol of NaCl were added to 1 kg of water
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Q: Constituents of vitamins
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Q: A yellow pigment found in carrots
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Q: What forms when copper oxide reacts with sulfuric acid
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Q: Vitamins and mineral must be in our food
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Q: Mineral required for proper function of the thyroid gland
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Q: Chemical reaction of orthoclase into a clay mineral
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Q: How many atoms does oxygen have in the molecule
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Q: What is the smell of sulphur
1 answer
Q: What is the name of the sugar acid produced when D-ribose is oxidized
1 answer
Q: Examples of this program element include audible signals intelligible
2 answers
Q: On a 10.5 ounce bag of potato chips the manufacturer states that the single serving is one ounce which is equivalent to 150 calories. How many kilojoules are in this bag of potato chips
2 answers
Q: What are two advantages that chemical equations written with symbols and formulas have over word equations
1 answer
Q: What is the chemical formula for Fe3 combined with S2
2 answers
Q: Mixing baking soda and viniger
1 answer
Q: A normal concentration of glucose or sugar in the blood is 95 mgdL. How many grams of sugar would be present per liter of blood
2 answers
Q: Name some elements that have two letter symbols that are the first letters of the word
1 answer
Q: Does tin form ionic or covalent bonds
1 answer
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