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The HCl concentration in a hyperacidic stomach is 0.03 M. The volume of liquid in the stomach is 300 mL. How many tablets of the antacid which you analyzed would have to be taken to bring the concentration of HCl in the stomach to a more normal level of 0.0003 M?
1. The entropy of a substance increases when converted from a liquid to a solid 2. The entropy of a substance decreases as its temperature increases 3.All substances have positive entropy values at temperatures above 0 k a) 1 only b) 2 only c) 3 o..
properties of subatomic particles.1. fill in the missing relative masses and relative charges for each of the subatomic
a gas diffuses only .5 times as fast as an oxygen molecule at the same temperature. what is the molecular weight of the gas?
What volume of 4.00 M HCL is required to react with excess NaCN to produce enough HCN to fill a room 16x7x4 feet at a pressure of 850 mmHg and 65 F
How would I do that? I have a diagram for a trigonal bipyramidal crystal field and two values are on the diagram. There's a delta 0.19 and a delta 0.79.
Determine the quantity of stock 75% EtOH required to prepare 300ml of a 25% EtOH solution.
If an automobile is able to travel 224 mi on 10.0 gal of gasoline, what is the gas mileage in km/L
In an experiment to analyze mixture of sodium carbonate, sodium bicarbonate, and an inert component. 10.00ml of 0.100M HCl were used to titrate 0.300g of the sample using phenolphthalein as the indicator. Calculate the number of moles and the mass..
How many joules of energy are needed to melt 27.0 of acetic acid? Heat of fusion (acetic acid)= 192J/g.
the concentrations in this system were found to be [N2]=[O2]=0.100 M and [NO]=0.500 M. N2(g)+O2(g)2NO(g) If more NO is added, bringing its concentration to 0.800 M, what will the final concentration of NO be after equilibrium is re-established?
Consider the titration of 82.0 mL of 0.147 M Ba(OH)2 by 0.588 M HCl. Calculate the pH of the resulting solution after the following volumes of HCl have been added.
determine which of the given alcohols 2-methylhexan-3-ol 3-methylpentan-3-ol 33-dimethylpentan-2-ol
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