Question

MEASUREMENT Counting significant digits when measurements are added or s. Add or subtract the following measurements. Be sure each answer you enter contains the correct number of significant digits. 14.8 ml. + 17.60 ml. - ml. 7.70 ml. + 15.570 ml. - ml. 7.60 ml. - 5.7 ml. - ml.

Answer 1

During addition as substraction, a syficant figure of result is equat to symficant figure of munker with least significant figure (sig fig) 14.3 ml + 17.60 ml = 31.9 mb 3 sig. f 4 sig.f 3 sy f. 7. 10 ml of 15-570 ml = 23.27 V 4 sig 3 sig fig 3 sip. f 5 sig. f But result must have I least sig fij) - 23.3ml 7.60 ml - 5.7 ml = v lig T > 24 19 sig of 7 1.9 ml