Experimental Techniques
question 1 of 3
Grade: Ten - G10
Q: Which laboratory technique would you use to separate a mixture of water and oil?
Did You Know?
Half of 8 is 4, square is 16. Add and subtract 16: \(x^2 + 8x + 16 - 16 + 5 = 0\), so \((x+4)^2 - 11 = 0\), \((x+4)^2 = 11\), \(x+4 = \pm\sqrt{11}\), \(x = -4 \pm \sqrt{11}\).
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