Question
Perform the calculations to the correct number of significant figures. 1.10times 0.5120times 4.0015div 3.4555= A 0.6522 B 0.65 C 0.65219 D 0.652 Question 8 A sick child has a temperature of 40.00^circ C What is the child's temperature inKelvin? A 633.15 K B 273.15K C 233.15 K D 313.15 K
Solution
3.1
(267 Votes)
Ava
Master ยท Tutor for 5 years
Answer
**Question 7:**1. **Multiplication and Division with Significant Figures:** When multiplying and dividing, the result should have the same number of significant figures as the measurement with the *fewest* significant figures.2. **Calculation:**
3. **Significant Figures:** * 1.10 has three significant figures. * 0.5120 has four significant figures. * 4.0015 has five significant figures. * 3.4555 has five significant figures. The fewest number of significant figures is three (from 1.10).4. **Rounding:** We round the calculated value (0.652189...) to three significant figures, which gives us 0.652.**Answer:** D. 0.652**Question 8:**1. **Celsius to Kelvin Conversion:** To convert from Celsius to Kelvin, add 273.15 to the Celsius temperature.2. **Calculation:**
**Answer:** D. 313.15 K