Chemistry, 20.10.2020 18:01 ezrabridger49
1. How many Joules of heat are need to change 20.0 grams of water from 8°C to 93 °C?
Answers: 1
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Many pharmaceutical drugs are organic compounds that were originally synthesized in the laboratory. which two scientific disciplines are bridged by pharmaceutical drugs? chemistry and forensics chemistry and medicine biology and forensics biology and criminology
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For the reaction c6h14(g) & longrightarrow; c6h6(g) + 4h2(g), δp(h2)/δt was found to be 2.5 x 10-2 atm/s, where δp(h2) is the change in pressure of hydrogen. determine δp(c6h14)/δt for this reaction at the same time.
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Chemistry, 23.06.2019 09:00
A2-kg bowling ball is 1 meter off the ground on a post when it falls. just before it reaches the ground,its traveling 4.4 m/s. assuming that there is no air resistant, which statement is true a. the initial potential energy is less then the final kinetic energy b. the mechanical energy is not conserved c. the mechanical energy is conserved d. the initial potential energy is greater than the final kinetic energy
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Chemistry, 23.06.2019 22:00
How will the ice water mix with the salty water? write your hypothesis below. solution hypothesis describing mixing hypothesis describing temperature (will the top be warmer, cooler, or the same as the bottom? ) solution 1 freshwater solution 2 salty water solution 3 saturated water?
Answers: 1
1. How many Joules of heat are need to change 20.0 grams of water from 8°C to 93 °C?...
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