nancyduniya
nancyduniya nancyduniya
  • 09-11-2022
  • Chemistry
contestada

An atom of an element x has 81 electrons and 124 neutrons
A how many protons has it
B what is it's mass number
C what is the atomic number of x ​

Respuesta :

Otras preguntas

Find the area outside the circles but inside the rectangle of the figure to the right
Pls i need help of this
Two friends, Ethan and Christian, had just bought their first cars. Christian uses 7 gallons of gas to drive 310.8 miles in his car. The table below represents
A rectangular prism is 5 inches wide and 7 inches high. Its volume is 70 cubic inches. What is the length of the rectangular prism?
Enter an algebraic equation for the sentence. Use x as your variable. The difference between five times a number and 4 is 11. An equation is
Four students received the following grades on their math quizzes.
People are most likely to process information quickly when writers use Multiple Choice prepositional phrases. action verbs. the passive voice. complex words. lo
Use the row of numbers shown below to generate 12 random numbers between 01 and 99.
can someone help w this for brainliest
Expand the logarithm fully using the properties of logs. Express the final answer in terms of log x, and log y. log x^2/y^4