Answers Chlorine is used in water purification because it Chlorine is used in water purification because it A. bleaches impurities in the water B. decolorizes water C. destroys bacteria D. is extremely soluble in water E. is pleasant tasting Correct Answer: Option C Explanation
Answers The S.I units of frequency, period and amplitude of a wave are respectively The S.I units of frequency, period and amplitude of a wave are respectively A. hertz, second and centimeter… Read More
Answers Use the following information to answer the given question (begin{array}{c|c} & DR & CR \… Use the following information to answer the given question (begin{array}{c|c} & DR & CR \ & N &… Read More
Answers The energy contained in a wire when it extended by 0.02m by a force 500… The energy contained in a wire when it extended by 0.02m by a force 500 N is A.… Read More
Answers Graphite and Diamond are similar in that they Graphite and Diamond are similar in that they A. have octahedral shape B. have same density C. form… Read More
Answers Which of the following factors does not bring about soil formation? Which of the following factors does not bring about soil formation? A. climate B. time C. parent material… Read More