1 of them.
There are 2 significant figures in this number.
3 4 significant figures
Just the 1.
The least number of significant figures in any number of the problem determines the number of significant figures in the answer.
2 of them.
There are 2 significant figures in this number.
no it contains 4 significant figures. and 1 decimal place. a significant number is every number written down including zero if after an integer
4 significant figures
221.5 is to four significant figures.
3 4 significant figures
Just the 1.
4
The least number of significant figures in any number of the problem determines the number of significant figures in the answer.
2 of them.
2 of them.
Four significant figures. Review you rules for significant figures. Some chemistry teachers, especially at the college level, are very concerned with significant figures.
There are 6 significant figures in 31.6901. If a number contains all non - zero digits before & after decimal then all digits are significant .