yy04momo2 yy04momo2

21-05-2019
Chemistry

contestada

How many neutrons does element X have if its atomic number is 25 and its mass number is 91?

Respuesta :

destiq20 destiq20

21-05-2019

Answer:

66

Explanation:

The number of neutrons is the atomic number (25) subtracted from the mass (91). So, 91 - 25 = 66.

Answer Link

Otras preguntas

Define suffrage. Why did progressive women demand suffrage?

nicole deposited $250 into a savings account that adds 1.5% simple interest per how much would she have after 6 years

Which of the sentence in this excerpt from "Self-Reliance" clearly conveys the spirit of individualism that Ralph Waldo Emerson held? A. I read the other day so

What Internet marketing strategy do you think is most effective in influencing a consumer's purchasing decisions?

A balanced economy generally has which economic stance?

36 POINTS! Write a problem where the negative square root is not an integer. then graph the square root(tell me what to graph since we cant on here)

what is the probability of a homozygous recessive individual (ss) producing a gamete with a dominant allele (S)?

Complete this conversation by choosing the appropriate response to the question. Sandra: Abuelo, ¿Cuántos años tiene? Abuelo: Tengo 94 años. Sandra: Ah! Usted _

what is the end behavior of f(x)= -4x^6+6x^2-52

Which characteristics describe Italian Renaissance artworks? Choose all answers that are correct. A. Artists organized the main objects in paintings using