The average atomic mass of lithium is 6.94 amu. Based on the atomic
masses of the two isotopes of lithium, how do the relative abundances of the
isotopes compare?
A. Li-7 is much more abundant than Li-6.
B. Li-7 is slightly more abundant than Li-6.
C. They are about the same.
D. Li-6 is much more abundant than Li-7.
Answers: 1
Chemistry, 21.06.2019 16:30
Why should the scientific method be used to answer a question? a. it provides a way to test an idea without any bias. b. it provides a way to test a hypothesis. c. it provides a way to ensure all hypotheses are proven correct. d. it provides a way to quickly turn a hypothesis into a scientific theory.
Answers: 1
Chemistry, 22.06.2019 08:30
What is the independent variable in this investigation? mass volume sample number substance density
Answers: 3
Chemistry, 22.06.2019 13:00
The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false
Answers: 2
Chemistry, 22.06.2019 20:10
The lattice enthalpy (formation of ionic solid from ions in the gas phase) for agcl(s) is -916 kj/mol and the hydration enthalpy (dissolution of gaseous ions into water) is -850 kj/mol. how much heat (in joules) is involved in forming 1l of saturated agcl solution (1.8 × 10-4 g / 100 ml water) by dissolving agcl(s)? assume solution volume does not change much upon dissolution. the equations are given below. ag+(g) + cl−(g) æ agcl(s)
Answers: 3
The average atomic mass of lithium is 6.94 amu. Based on the atomic
masses of the two isotopes of l...
Mathematics, 04.06.2021 22:30
English, 04.06.2021 22:30
Mathematics, 04.06.2021 22:30
English, 04.06.2021 22:30
History, 04.06.2021 22:30
Chemistry, 04.06.2021 22:30
Mathematics, 04.06.2021 22:30
Mathematics, 04.06.2021 22:30
Chemistry, 04.06.2021 22:30