NatalyaDonelson NatalyaDonelson

01-06-2015
Chemistry

contestada

7 An atom that has 13 protons and 15 neutrons is an isotope of the element
(1) nickel (3) aluminum
(2) silicon (4) phosphorus

Respuesta :

Claudeth Claudeth

01-06-2015

an atoms identity is always defined by the number of protons and it is seen in the periodic table so if an atom has 13 protons it will be aluminum

Answer Link

Otras preguntas

in fractions what is the answer to 3/4 x 21?

How do l work this out?

Answer QUESTION IS WORTH 60 FULL POINTS ANSWER IN 5 MINUTES AND GET THE 60 POINTS Vince weighs 160 pounds, and his friend Nadir weighs 140 pounds. Nadir calcu

Why might the civilian conservation corps have employed only males?

How did the U.S. gain the territory of Florida? We settled it with American citizens. We asked the Spanish to give it to us. It came with the Louisiana Purchase

Blank was/were established to settle disputes between the states A.) the executive branch B.) central courts C.) the state department D.) the presidency

Each day, Tally's baby sister eats 1/4 cup of rice cereal in the morning and 1/4 cup rice cereal in the afternoon. It will take Tally's sister A. 2 days t

Which characteristic of the us constitution most angered anti federalist?

Five people are sharing three-fifths of a pizza. What equal sized portion of the whole pizza will each five people receive? (Please explain step by step)

mention the energy conversions involved in the formation of cyclones ?