Chemistry, 13.02.2020 02:27 elizabethatkins1922
To what decimal place should each answer be rounded? How many significant figures does the rounded answer have? 101 cm − 99.1 cm = 1.9 cm (unrounded) After rounding, the answer should be reported to the tenths place and thus has significant figures . 0.5 atm + 9.8 atm = 10.3 atm (unrounded) After rounding, the answer should be reported to the tenths place and thus has 2 siginificant figures .
Answers: 2
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Which atom or ion is the largest? a. k b. k+ c. ca d. ca2+ e. li
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8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.
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Chemistry, 22.06.2019 17:00
In a heat engine of 1000 j of heat enters the system and the piston does 500 j of work what is the final internal energy of the system if the inital energy was 2000 j we have to do all of these down here 1)write the equation 2)list out your know variables 3)plug the numbers into the equations 4)solve 5)write your solution statemtn that includes inital energuy and final energuy added
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Chemistry, 22.06.2019 17:20
Which of these features are formed when hot groundwater is forced out through cracks in the earth's surface?
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To what decimal place should each answer be rounded? How many significant figures does the rounded a...
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