CHM 1020 Final Exam | Questions ad Verified Answers | Latest Update 2024/2025 | Graded A+

CHM 1020 Final Exam | Questions ad Verified Answers | Latest Update 2024/2025 | Graded A+ The numbers 1 through 4 are used to identify four different elements on the periodic table. Which element is expected to have 2+ charge when it forms an ion? - Answer -1 How many protons, neutrons, and electrons are there in a neutral atom of 19/9 F? - Answer -D. 9 protons/10 neutrons/9 electrons How many protons, neutrons, and electrons are there in a neutral atom of 19/9 F? - Answer -electrons Which corresponds to the composition of the ion typically formed by fluorine? - Answer -B. 9 protons/10 electrons/1- charge The quantity 0.0000064 g expressed in scientific notation. - Answer -6.4 × 10¯6 gA computer chip was weighed and found to have a mass of 23.3040 g. How many significant figures does this number have? - Answer -6 Which differentiates a compound from a mixture of two or more elements? - Answer -A compound does not e