C5assySocjeli5 C5assySocjeli5

17-07-2016
Chemistry

contestada

if an element has an atomic mass of 127 and an atomic number of 53, how many neutrons does it have? 74 127 53 75

Respuesta :

sreedavemuri18 sreedavemuri18

17-07-2016

74 is the answer u find it by subtracting the protons(atomic number) from atomic mas, so basically... 127-53 =74 neutrons

Answer Link

Otras preguntas

There are 8 hamsters at Crazy Pete's Pet Shop that are completely brown. The rest of the hamsters at the shop are mixed colors. The 8 brown hamsters represent 2

If you had 1080 and the ratio is 3:4:5 how much would each person have

Which of the following statements is TRUE about storage body fat? A. The more storage body fat one has, the better the internal organs can function. B. Storag

Legalized segregation of the races was made unconstitutional by which Supreme Court case?

Where did the heaven elements that make up the bulk of Earth originate: A In a supernova B In meteorites C In the Big Bang D In the Earth itself E In the Sun

The process of cellular respiration produces energy. This process occurs at which level of a living thing? A. cellular only B. organism only C. both cellular

if more substance b dissolves in water than substance a then substance b has a higher what than substance a

the area of a rectangular shaped living room was 240sq ft. The longest side of the room was 20ft.What is the lenth of the small side of the room

identify the postulate or theorem that proves the triangles congruent. AAS, SAA, ASA, The triangles cannot be proven congruent

Women's contributions to the Enlightenment included all of the following except a. holding social gatherings called salons for influential people. b. running