CHM 130 Lesson 1 Quiz With Detailed Correct Answers Pass Guaranteed

Place the following value into standard notation: 4.11 x 10^(-4)m - correct answers 0.000411 m Place the value 0.0003454 cm into scientific notation - correct answers 3.454 x 10^(-4) cm How many significant figures are in the measurement 5000 kg? - correct answers 1 Which of the following is a prefix that makes the unit smaller? - correct answers centi- What is the volume of liquid in this graduated cylinder expressed to the correct number of significant digits? - correct answers 21.5 ml A man realizes that his car will not start. He then guesses that it is his battery that is the cause. He replaces his battery and find that his car works again. He determines that he was correct about the cause of the issue and the old battery was the issue. Which line describes the experiment part of this situation? - correct answers He replaces his battery and find that his car works again. Determine the number of significant figures in the value 10.050 mL. - correct answers 5 Place the following value into scientific notation: 4,503,000,000 kg - correct answers 4.503 x 10^9kg Round the following to two significant figures: 9.545 mL. - correct answers 9.5 mL Which event occurs first in the scientific method? - correct answers Make an observation Carry out the following calculation to the correct number of significant figures: 8.023 x 2.1 - correct answers 17 Which of the following is a prefix that makes the base unit larger? - correct answers kilo- Carry out the following calculation with the correct number of significant figures: 2.311 + 3.2 + 6.3022 - correct answers 11.8 Round the following value to 3 significant figures: 0.03559 - correct answers 0.0356 A student is using a ruler that measures to the ones place. To what place will the student's measurement be recorded? - correct answers tenths place Round the following to three significant figures: 523.93 g. - correct answers 524 g For an experiment to be valid, you must have two groups. What are they? - correct answers control and experimental The standard (SI) unit for mass is the - correct answers Kilogram Carry out the following calculation with the correct number of significant figures: 95200/85.258 - correct answers 1120 The standard (SI) unit for length is the - correct answers meter What is the unit used for luminous intensity? - correct answers candela Carry out the following calculation with the correct number of significant figures: 247.053 - 12.9 - 23 - correct answers 211 How many significant figures are in the measurement 0.0419 m? - correct answers 3 How many significant figures are in the measurement 3.040 cm? - correct answers 4 Round the following to four significant fi