Chemistry, 19.03.2020 20:54, sonyarucker
A chemist prepares a solution of calcium sulfate CaSO4 by measuring out 0.03g of calcium sulfate into a 150.mL volumetric flask and filling the flask to the mark with water. Calculate the concentration in /molL of the chemist's calcium sulfate solution. Be sure your answer has the correct number of significant digits.
Answers: 2
Chemistry, 22.06.2019 01:30, alfarodougoy8lvt
Agas is contained in a thick walled balloon when the pressure changes from 1.21 atm to 2.52 the volume changes from 3.75 l to 1.72 l and the temperature change from 293k to blank k
Answers: 3
Chemistry, 22.06.2019 10:30, zayam1626
Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space
Answers: 2
Chemistry, 22.06.2019 21:30, sullivanjakob
Isopropyl alcohol, (ch3)2choh, is a common solvent. determine the percent by mass of hydrogen in isopropyl alcohol. a) 6.71% h b) 13.4% h c) 25.0% h d) 53.3% h
Answers: 1
A chemist prepares a solution of calcium sulfate CaSO4 by measuring out 0.03g of calcium sulfate int...
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