professionalhudson professionalhudson

19-02-2022
Chemistry

contestada

Which of the following pairs represent isotopes?
A) 28Si and 28S14+
B) 28Si and 28A1
C) 28Si and 29Si
D) 28Si and 28Si4-
E) 28 Si4+ and 28 A13+
O
O
31

Respuesta :

Medunno13 Medunno13

20-02-2022

Answer:

C

Explanation:

Isotopes are versions of the same element but with a different number of neutrons.

Answer Link

Otras preguntas

How to describe this photo

find each rate and unit rate.a. 420 miles in 7 hours b. 360 customers in 30 daysc. 40 meters in 16 seconds d. 7.96 for 5 pounds

write a paragraph summarizing the major explorers and each regions the nation explored.

The teacher said " why were the Americans apposed strongly in Vietnam?" Convert to reported speech

Solve -9 < 4x + 3 5 19.

Read the passage from a speech given by the Athenian leader Pericles. Our constitution does not copy the laws of neighboring states; we are rather a pattern to

Judy Blume's career as an American writer spans four decades and includes many literary awards. She is most famous for her novels geared toward pre-teens. One n

What's centripetal force..........

Please help! Which of the following is characteristic of all chordates but NOT found in invertebrates? a) A circulatory system b) A notochord c) An exoskeleton

Please help ASAP!!!!!