Chemistry, 15.06.2020 23:57 megankbrown5
Draw a schematic diagram with a battery, connecting wires, a light bulb, and an ammeter in a series circuit.
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Chemistry, 22.06.2019 04:30
Electrons are extremely important to what area of technology? a) anti-aging research b) household product development c) electronics d) drug discovery
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Chemistry, 22.06.2019 15:30
How does a large body of water, such as the ocean, influence climate?
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Chemistry, 22.06.2019 19:00
How does a catalyst increase the speed of a reaction? a. the catalyst eliminates the activated complex stage, allowing products to form immediately. b. the catalyst lowers the energy level of the reactants, making it easier for them to react. c. the catalyst makes it easier for the activated complex to form, lowering the activation energy. d. the catalyst raises the energy level of the products, making the reaction finish sooner. reset next
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Chemistry, 22.06.2019 20:00
Phosphoric acid is a triprotic acid ( =6.9×10−3 , =6.2×10−8 , and =4.8×10−13 ). to find the ph of a buffer composed of h2po−4(aq) and hpo2−4(aq) , which p value should be used in the henderson–hasselbalch equation? p k a1 = 2.16 p k a2 = 7.21 p k a3 = 12.32 calculate the ph of a buffer solution obtained by dissolving 18.0 18.0 g of kh2po4(s) kh 2 po 4 ( s ) and 33.0 33.0 g of na2hpo4(s) na 2 hpo 4 ( s ) in water and then diluting to 1.00 l.
Answers: 3
Draw a schematic diagram with a battery, connecting wires, a light bulb, and an ammeter in a series...
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