Sound increases my the sound waves
It’s gonna be which ever element(s) that has the same number of valence electrons!!
Answer:
option B = 0.410 g
Explanation:
The given measurement have five significant figures 41006. this measurement can be rounded to three significant figures i.e, 0.410 g.
All non-zero digits are consider significant figures like 1, 2, 3, 4, 5, 6, 7, 8, 9.
Leading zeros are not consider as a significant figures. e.g. 0.03 in this number only one significant figure present which is 3.
Zero between the non zero digits are consider significant like 104 consist of three significant figures.
The zeros at the right side e.g 2400 are also significant. There are four significant figures are present.
Ca(C2H302)2(aq) + Na2CO3(aq) —> CaCO3(s) + 2 NaC2H302(aq)
