Chemistry Question Solutions

Compute \(3.5 \times 4.48697\). Round the answer appropriately.
Significant Figures Solver
Compute \({1240.64}/{12.5}\). Round the answer appropriately.
Significant Figures Solver
Compute \(9.3456 + 2140.56\). Round the answer appropriately.
Significant Figures Solver
Convert the number \(0.000127\) to scientific notation, then enter the answer using the MasteringChemistry format.
Scientific Notation Solver
Use your calculator to determine the answer to the following calculation:
Scientific Notation
\({4.3 \times 10^{-6}}\) is between which two numbers?
Scientific Notation
Which of the following are equal to \(5 \times 10^{10}\)?
Scientific Notation
You wash dishes for a chemistry laboratory to make extra money for laundry. You earn \(6\) dollars/hour, and each shift lasts \(75\) minutes. Your laundry requires \(6\) quarters/load.
Dimensional Analysis Solver
In Europe, gasoline efficiency is measured in \(km/L\).
Conversion Factors Solver
A sprinter set a high school record in track and field, running \(200.0\) m in \(21.5\) s. What is the average speed of the sprinter in kilometers per hour?
Conversion Factors Solver