Question 1 25 Marks You Have Been Engaged By The Owner Of A Big Parcel Of Land To Determine The Water Quality Of A Str 1 (40.1 KiB) Viewed 26 times
Question 1 25 Marks You Have Been Engaged By The Owner Of A Big Parcel Of Land To Determine The Water Quality Of A Str 2 (46.78 KiB) Viewed 26 times
QUESTION 1 [25 MARKS] You have been engaged by the owner of a big parcel of land to determine the water quality of a stream that runs through his land as shown in Figure 1. fe Figure 1
(b) A sample of water was taken from the stream and tested for ionic balance. Table 1 shows the results obtained from the testing. Assuming that the ions are in equilibrium in the water sampled, calculate the value of X. Table (c) Ions Ca²+ Mg2+ Nat Concentration (mg/L) 55 mg/L 18 mg/L X Ions HCO3* SO4²- CI™ Concentration (mg/L) 250 mg/L 60 mg/L 89 mg/L Based on Figure 1, discuss whether there is a need for tests on pathogens. [14 Marks] [3 marks]
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