Chemistry
Chemistry, 09.07.2019 23:00, krlx

The element oxygen has three occurring isotopes, with 8,9,10 neutrons in the nucleus, respectively. write the full chemical symbols for these three isotopes .

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Chemistry, 03.08.2019 11:00, rndbwls5760
Which statement is true? isotopes are atoms of different elements which have the same mass. isotopes of a given element have equal numbers of neutrons. isotopes of a given element have very similar chemical properties. isotopes of a given element have equal numbers of protons and neutrons. isotopes are atoms that have gained or lost electrons.
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Chemistry, 02.09.2019 14:10, COOLIOMARIS
match the correct term with the definition question 1 options: the neutrally charged element in the nucleus of an atom the number of protons an atom has an atom of an element that has a different number of neutrons that the standard atom of that element protons + neutrons in the nucleus of an atom the positive particle in the nucleus of an atom 1. atomic mass 2. neutron 3. atomic number 4. proton 5. isotope identify the atomic number and atomic mass of the following element question 2 options: number: 35.453 mass: 17 number: 17 mass: 18 number: 18 mass: 17 number: 17 mass: 35.453 which atomic particle gives an atom gives it it’s chemical properties? question 3 options: protons isotopes neutrons electrons all atoms of an element always have the same number of question 4 options: neutrons electrons protons electrons how many protons, neutrons, and electrons does a neutral atom of this element have? (round atomic mass to nearest whole number) question 5 options: protons: 13 neutrons: 13 electrons: 13 protons: 13 neutrons: 14 electrons: 13 protons: 27 neutrons: 13 electrons: 14 protons: 14 neutrons: 27 electrons: 13 a neutral atom of an element has the same number of and question 6 options: protons and electrons neutrons and electrons protons and neutrons which of the following is are isotopes of carbon? (carbon has an atomic number of 6 and an atomic mass of 12) question 7 options: only b is an isotope a and c are isotopes a and b are isotopes b and c are isotopes
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Chemistry, 23.09.2019 15:30, des7900
The atomic mass of an element is the weighted average of the(1) number of protons in the isotopes of that element(2) number of neutrons in the isotopes of that element(3) atomic numbers of the naturally occurring isotopes of that element(4) atomic masses of the naturally occurring isotopes of that element
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The element oxygen has three occurring isotopes, with 8,9,10 neutrons in the nucleus, respectively....

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