What will be the expression of the polynomial? a) x2+2x2-5x-6 bax +2x2-5x+6 y c) x2+2x2+5X-6 5x d) x2 + 2x2+5x+6
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Hope it's correct thank you please mark me as a brain lies ^_^
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During a process, the zeolite bed was exhausted after 10.5 hours and 425 litres of 0.6 N sodium chloride solution was required to restart the function of the zeolite process. Work out the hardness of hard water in ppm.
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