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Where can I buy Waterbury cough syrup? A solution contains 45 g of KNO3 per 100.0 g of water at 25 ∘C. is the solution unsaturated, saturated or supersaturated? Is it true that since sin^2x+cos^2x = 1, then sin(x)+cos(x) = 1? Explain your answer.? X2−6x<−5 , how do i solve it ? /maths /? Given that XY is a line segment with the angle a = 65°, work out the value of the angle marked b ?