The answer is Carbon. Beyond being the only element listed here that is located in the second row, it is also in the fourteenth column of the table if you count from left to right. Hope this helps!
2.7549 x 10^4 is the answer I hope this helped u
9 because speed=distance/ time
Answer:
Approximately
.
Explanation:
The average speed of a vehicle is calculated as:
.
In this question, the total distance is
.
The unit of the speeds in this question is meters per second, while the unit of distance is kilometers. Convert the unit of distance to meters:
.
.
Time required for the first part of this trip:
.
Time required for the second part of this trip:
.
The time required for the entire trip would be approximately
.
Calculate the average speed of this plane:
.
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