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What element has an atomic mass greater than 75 but less than 79?
Element 34, Selenium, has an atomic mass of about 78.96.
What is the atomic mass-?
The atomic mass is the mass of a molecule, atomic particle or sub-atomic particle.
The equation of atomic mass?
== The equation of atomic mass is protons+nuetrons== atomic mass. ===
What is the atomic mass of colbat?
Cobalt is an atomic mass of 58.93 atomic mass units
Is atomic mass unit a SI unit of an atomic mass?
The atomic mass unit is not a SI unit. An atomic mass unit is equal to 1/12 from the atomic mass of the isotope 12C.
What is the mass and atomic number of selenium?
The mass of selenium is approximately 78.96 atomic mass units. The atomic number of selenium is 34.
Which atom has the atomic mass of 79?
Selenium
What number is selenium?
The atomic number of selenium is 38 and its mass number is 78.96
How many neutrons are in selenium-76?
Selenium-76 has 46 neutrons. This can be calculated by subtracting the atomic number (34) from the mass number (76) of selenium.
What element has an average atomic mass nearest to 79?
Selenium
Which is more massive calcium or selenium?
Calcium is more massive than selenium. The atomic mass of calcium is around 40, while the atomic mass of selenium is around 79.
What element has an atomic mass greater than 75 but less than 79?
Element 34, Selenium, has an atomic mass of about 78.96.
What is the mass no of selenium?
The mass number of selenium is 79. Its atomic number is 34, indicating the number of protons in its nucleus.
How many electrons are in an atom of selenium with a mass number of 79 and an atomic number of 34?
An atom of selenium with an atomic number of 34 has 34 electrons. The mass number of 79 suggests that the total number of protons and neutrons in the nucleus is 79. Since the atomic number (protons) is given as 34, the number of neutrons can be calculated as 79 - 34 = 45.
What is the molar mass of lithium selenide?
The molar mass of lithium selenide (Li2Se) can be calculated by adding the atomic masses of lithium and selenium together. The atomic mass of lithium is approximately 6.94 g/mol, and the atomic mass of selenium is approximately 78.97 g/mol. Therefore, the molar mass of lithium selenide is approximately 163.85 g/mol.
What element has the mass number of 78?
THE ELEMENT WHICH HAVE ATOMIC MASS 78.96 IS SELENIUM OF 6TH GROUP WITH ATOMIC NUMBER 34 AND SYMBOL (Se)
What is the atomic number of selenium?
Selenium, with the chemical symbol Se, is the chemical element with the atomic number 34.
