Mathematics, 05.11.2020 14:00 lexie2439
Question 2 : Mixture of Solutions
In the chemistry lab, a student has two solutions that contain hydrogen
chloride (HCL) and is mixing them. One solution is 15% HCL and the other is
5% HCL. How many mL of each solution should be mixed to obtain 100 mL of
an 8% HCL solution ? Show your work using the given diagram
15% + 5%
11
8%.
Answers: 3
Mathematics, 21.06.2019 19:30, cykopath
Me max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.
Answers: 2
Mathematics, 21.06.2019 23:30, DesperatforanA
Tim earns $120 plus $30 for each lawn he mows. write an iniqualityvto represent how many lawns he needs to mow to make more than $310
Answers: 2
Mathematics, 22.06.2019 01:20, mianelson367
Graph the following system of linear inequalities. identify at least two points in the solution: y < 5 - 2x | x + 5y > -7
Answers: 2
Question 2 : Mixture of Solutions
In the chemistry lab, a student has two solutions that contain hy...
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