Answer:
111,117,177,777,771,711,717,171
Step-by-step explanation:
The atomic number above the element is the number of protons inside of it.
That’s number 1 so answer is 169.
Number 2 is H because in the description above it states it is highly reactive
Answer:
Step-by-step explanation:no you should not
-9x+27=-13
-9x-27=13
-9x=18
-2=x
If you would like to find the quotient of 2 1/4 and 5/8, you can calculate this using the following steps:
2 1/4 = 9/4
2 1/4 / 5/8 = 9/4 / 5/8 = 9/4 * 8/5 = 18/5 = 3 3/5
The correct result would be 3 3/5.