Question 9: Boron is composed of two naturally occurring isotopes, 19B and 14B. Which of these isopotes is the most abun
Posted: Fri Jun 10, 2022 11:28 am
Question 9: Boron is composed of two naturally occurring isotopes, 19B and 14B. Which of these isopotes is the most abundant in nature?
a. Boron - 10
b. Boron - 11
c. They each represent 50% of naturally accurring Boron.
Question 10
Which of the following subatomic particles are found within the nucleus of an atom?
O Electrons
O Neurons
O Protons
Question 11
Isotopes of a given element differ by the number of..
O Electons
O Neutrons
O Protons
O Neutrons and electrons
Question 12
A carbon atoms can become C* by either gaining a proton or losine and electron.
a. True
b. False
Question 13
Thalium is composed of two stable isotopes. 203TI and 205TI. Which of these isotopes is the most abundant in nature?
O Thalium - 203
O Thalium - 205
O They each represent 50% of naturally occurring Thalium
Question 14
What is the charge of an atom with 10 protons. 11 neutrons and 12 electrons?
Question 15A sample of carbon contains 47.10% 13C (13.003355 amu) and 52.90% 12C (12 amu). What is the weighted average (in amu) of carbon in this sample? Do not type units into your answer.O 12.473Question 16What is the charge of an alpha particle?O PositiveO NeutralO NegativeQuestion 17Chlorine has two naturally occurring isotopes. They are 35Cl (mass = 34.969 amu) and 37Cl (mass = 36.266 amu). What percent of naturally occurring chlorine is 35CI? Do not type units
Question 15
A sample of carbon contains 47.10% 13C (13.003355 amu) and 52.90% 12C (12 amu). What is the weighted average (in amu) of carbon in this sample? Do not type units into your answer.
O 12.473
Question 16
What is the charge of an alpha particle?
O Positive
O Neutral
O Negative
Question 17
Chlorine has two naturally occurring isotopes. They are 35Cl (mass = 34.969 amu) and 37Cl (mass = 36.266 amu). What percent of naturally occurring chlorine is 35CI? Do not type units
a. Boron - 10
b. Boron - 11
c. They each represent 50% of naturally accurring Boron.
Question 10
Which of the following subatomic particles are found within the nucleus of an atom?
O Electrons
O Neurons
O Protons
Question 11
Isotopes of a given element differ by the number of..
O Electons
O Neutrons
O Protons
O Neutrons and electrons
Question 12
A carbon atoms can become C* by either gaining a proton or losine and electron.
a. True
b. False
Question 13
Thalium is composed of two stable isotopes. 203TI and 205TI. Which of these isotopes is the most abundant in nature?
O Thalium - 203
O Thalium - 205
O They each represent 50% of naturally occurring Thalium
Question 14
What is the charge of an atom with 10 protons. 11 neutrons and 12 electrons?
Question 15A sample of carbon contains 47.10% 13C (13.003355 amu) and 52.90% 12C (12 amu). What is the weighted average (in amu) of carbon in this sample? Do not type units into your answer.O 12.473Question 16What is the charge of an alpha particle?O PositiveO NeutralO NegativeQuestion 17Chlorine has two naturally occurring isotopes. They are 35Cl (mass = 34.969 amu) and 37Cl (mass = 36.266 amu). What percent of naturally occurring chlorine is 35CI? Do not type units
Question 15
A sample of carbon contains 47.10% 13C (13.003355 amu) and 52.90% 12C (12 amu). What is the weighted average (in amu) of carbon in this sample? Do not type units into your answer.
O 12.473
Question 16
What is the charge of an alpha particle?
O Positive
O Neutral
O Negative
Question 17
Chlorine has two naturally occurring isotopes. They are 35Cl (mass = 34.969 amu) and 37Cl (mass = 36.266 amu). What percent of naturally occurring chlorine is 35CI? Do not type units