Chemistry, 05.12.2020 08:50, miranda911
A substance has a mass of 2.5 kg and a volume of 2500 mL, what is the density of the substance in g/mL? All answers must have the correct unit! (g/mL) d= mass/volume, d= masa/volumen
Answers: 1
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If 1.63 times 10 negative 4 of helium dissolves in 100.0g of water, what is the concentration in parts per million
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How do you identify the anode on a power source such as a battery? how do you identify the cathode? how are terms anion and cation?
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Chemistry, 22.06.2019 12:20, missayers172
Achemistry student weighs out 0.306 g of citric acid (h3c6h5o7), a triprotic acid, into a 250 ml volumetric flask and dilutes to the mark with distilled water. he plans to titrate the acid with 0.1000 m naoh solution. calculate the volume of naoh solution the student will need to add to reach the final equivalence point. be sure your answer has the correct number of significant digits.
Answers: 3
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The yearly amounts of carbon emissions from cars in belgium are normally distributed with a mean of 13.9 gigagrams per year and a standard deviation of 5.8 gigagrams per year. find the probability that the amount of carbon emissions from cars in belgium for a randomly selected year are between 11.5 gigagrams and 14.0 gigagrams per year. a. 0.340 b. 0.660 c. 0.167 d. 0.397
Answers: 2
A substance has a mass of 2.5 kg and a volume of 2500 mL, what is the density of the substance in g/...
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