Master Chemistry with Fun Quizzes & Brain Teasers!

Help me, ANSWER ALL 6 QUESTION, if you completed, you will have 30 POINTS
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200 L of a gas at 10 atm pressure and 400 K is cooled to 100 K and reduced to 2 atm pressure. What is the new volume?
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The Earth's diameter at the equators is _____ its diameter at the poles. A:greater than B:equal to C:less than
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Metal plating is done by passing a current through a metal solution. For example, an item can become gold plated by attaching the item to a power source and submerging it into an Au solution. The item itself serves as the cathode, at which the Au ions are reduced to Au(s). A piece of solid gold is used as the anode and is also connected to the power source, thus completing the circuit. What mass of gold is produced when 15.1 A of current are passed through a gold solution for 31.0 min?
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Name 5 descriptions of a key including mass
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What is the same about the moons rotation and revolution around Earth?
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Natural disaster that happened in San Angelo ?
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what do I do when my dog ate my secret 10 pound stash of chocolate and he won't move please help what do i do oh god help me pls
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What is the molarity of a solution containing 0.05 moles of solute in 0.25L of solution?
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1. What type of reaction occurs when an acid reacts with a base?
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What is shown in the diagram?a generatoran electromagneta motora turbing
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Question2 PointsDescribe the path of a light ray that hits a mirror at its vertex.A. It is reflected back through the focus.B. It is absorbed by the mirror.C. It is reflected out at exactly the same angle at which it came in,according to the Law of Reflection.D. It is reflected back parallel to the principal axis.SUBMIHurry
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A solution with a concentration of 0.0640 g/L CsOH contains 1.260 g CsOH. What is the volume of the solution?
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Can unit rate represent how much for one unit
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DataRecord your data either in your lab notebook or in the space below.TimeRadioactive Atoms0.5"Half-LifeMinutesPredictedSimulatedCycles, nActed out0.0100Initial = 010011000.512.1.01.532.042.553.063.574.08id
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A substance that can be broken down and recycled by bacteria and other decomposes is said to be__________
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What are the positions of the sun, moon, and Earth relative to each other when we have stronger tides?
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What is the relationship between all of these?
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Vaporization that takes place inside a liquid is called________.
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What is the percent of iron (Fe) in 325g of FeCl3
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A sample of gas at 313 K and 4.95 atm occupies 85.62 L of space. Whichvariable is the volume (V)? (Note: You are not solving the problem, justchoose the correct variable.)
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Which of the following reactions best represents the reaction between H3PO4and water?A) H3PO4 + H2O H2PO4- + H2OB) H3PO4 + H2O H2PO4- + H3O+C) H3PO4 + 3 H2O PO4 3- + 3 H2OD) H3PO4 + 3 H2O PO4 3- + 3 H3O+
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Henry divides 1,060 g by 1.0 ml to find the density of his water sample. How many significant figures should be included in the density value that he reports?
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Help !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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