destinygadson403 destinygadson403

21-02-2017
Chemistry

contestada

Write the symbol for the element with 30 neutrons and a mass number of A = 56.

Respuesta :

debambarish2013 debambarish2013

25-02-2017

Atomic No.= Mass No.-No.of Neutrons
=56-30
=26
As atomic no. is 26, the element is iron, having symbol Fe.

Answer Link

Otras preguntas

Programs designed to help only those with low incomes are called

Marie weighs 90 pounds, Alice weighs 70 pounds, and Josephine weighs 110 pounds, what is their average weight in pounds?

Which of the following is a solution to the linear function 2x - y = -1 (2, -1) (1, 2) (-3, -1) (1, 3)

Normal form [see attachment]

Which sentences about the European Union (EU) are true? EU nations that use the euro lose control over interest rates. EU citizens need a passport to travel wit

if the hypotenuse of a right triangle is 15 inches and one leg is 9 inches, the measure of the angle between these sides, rounded to the nearest degree is 47 de

Find the area?????????

The variable z is directly proportional to x. When x is 11, z has the value 44. What is the value of z when x = 21?

Which line from the text shows that the men looked forward to their walks? a. "chief jewel" b. "friendly circle" c. "obvious relief" d. "well-known man about to

Macy developed schizophrenia quite suddenly after being sexually assaulted in a parking lot. macy is responding to medication and most of her symptoms have abat