Stoichiometry 11#Atomic Structure#Isotopes331Choose the best answerHow is atomic mass in amu related to natural isotopes?Aamu ignores isotopes.Bamu depends on only one isotope of each element.CAtomic mass in amu reflects the weighted contribution of all naturally occurring isotopes.Damu is calculated using only neutrons. Like 0 Discuss 0Share
BasicsStoichiometry #Atomic Structure#Isotopes332Choose the best answerWhy is the atomic mass of chlorine about 35.5 u?AIt has only one isotopeBIt exists as isotopes of Cl-35 and Cl-37CIt is found in equal proportionsDIt has an atomic number of 17 Like 0 Discuss 0Share
Stoichiometry Stoichiometry MCQS#Atomic Structure#Isotopes333Choose the best answerAn element has isotopes of 10 u (90%) and 20 u (10%). What is its average atomic mass?A10 uB11 uC15 uD20 u Like 0 Discuss 0Share
Stoichiometry#Atomic Structure#Isotopes334Choose the best answerAn element has isotopes of 50 u and 54 u in a 3:1 ratio. What is its relative atomic mass?A50.5B51C51.5D52 Like 0 Discuss 0Share
Stoichiometry Stoichiometry MCQS#Atomic Structure#Isotopes335Choose the best answerWhich statement correctly links atomic mass in amu with isotopes?Aamu ignores isotopes.Bamu depends on only one isotope of each element.CAtomic mass in amu reflects the weighted contribution of all naturally occurring isotopes.Damu is calculated using only neutrons. Like 0 Discuss 0Share