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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: How many grams of pure acohol are in a standard drink
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Q: Why diple moment of CHCl3 is less than CHCl2
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Q: An electrical connection that allows electrons to be carried away in the event of the problem
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Q: Is apple and blackcurrant juice acidic or alkaline
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Q: The atomic number for the element calcium is 20 how many protons and electrons does each calcium atom have
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Q: What is 1.34 moles of Ca to atoms of Ca
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Q: Which accurately describes elements within group 16
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Q: A contractor increasing its prices may be caused by changes in one or more of the five elements of manufacturing.
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Q: What did rutherfords gold-foil experiment tell about the atom
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Q: When very electronegative atoms like oxygen bond to atoms with lower electronegativity like hydoge What is the result
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Q: Non polar bonds show a electronegativity between atoms
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Q: The sharing of valence electrons between atoms indicates an ionic bond rue or false
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Q: Which of the following are trace minerals Check all that apply.
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Q: In which step of the four-stroke engine cycle does the heat from the combustion reaction cause the pistons to move
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Q: 2) What is the most available explosive agent
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Q: The molar mass of a mole of zinc is approximately
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Q: The molar mass of a mole of sodium is approximately grams.
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Q: Scientists measure which element in order to classify magma
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Q: What group contain a metalloid
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Q: What type of atoms form covalet bonds
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Q: If the density and volume of an object is known what can also be found
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Q: Nitrogen is a key element in the formation of which are substances necessary to living organisms
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Q: Cutting and burning the skin are two examples of .
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Q: Water would be considered a .
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Q: Is calcium a solid or aqueous
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Q: What is used to make phosphate fertilizer
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Q: If the products of a reaction are NaCl and H2O what does the law of conservation of mass reveal about the reactants in the reaction
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Q: What is the definition of Lewis acid
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Q: Fossil fuel combustion increase the acidity of rain because
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Q: What of the following is necessary to determine the rateof the reaction using the rate law
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Q: According to the rate law how do concentration affect rate
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Q: What is the temperature of distilled at room temperature
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Q: The opposite of reactive is
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Q: How many pi bonds are in HCCH
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Q: How do you remove lacquer from a stone floor
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Q: The process of conversion of wood into coal is called
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Q: What elements does sulphuric acid (H2SO4) contain
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Q: What are the possible hazards of road tankers carrying sulphuric acid
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Q: Why sulphur cannot be used in making pipes
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Q: What is the definition of the word lacrimation
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Q: Why do ammonia has higher melting and boiling point than methane
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Q: What is the device that turns chemical energy into electrical energy
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Q: Why do gummy bears grow in baking soda
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Q: Within each period in the periodic table elements have similar properties because they have the same number of valence electrons
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Q: When a campfire rock is split openthe inside has a smooth surface and the grains are tightly packed. Why
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Q: What can you conclude about these two atoms
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Q: The subscript in a chemical formula refers to the
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Q: What is the mechanism of the reaction between Wagner's reagent and an alkaloids
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Q: Factory smoke has led to acid rain that lowered the pFactory smoke has led to acid rain that lowered the pH of a lake to 5.0. What is the H plus concentration in the lakeH of a lake to 5.0. What is th
1 answer
Q: The number of atoms for each element in H 2 SO 4
1 answer
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