yusemiri15 yusemiri15

01-10-2020
Chemistry

contestada

How many protons and neutrons does Polonium-211 have?

Respuesta :

cornjoy cornjoy

01-10-2020

Answer:

Protons: 84

Neutrons: 127

Explanation:

The number of protons is the atomic number. The number of neutrons can be found by subtracting the proton number (84) from the isotope number (211)

Answer Link

Otras preguntas

A certain plant has a color that can range from green to yellow. Some plants are very green, and some are very yellow, but most are in between. What is most lik

The 9:3:3:1 ratio of the offspring in Gregor Mendel’s dihybrid crosses led him to conclude that _____________________________. 1)some of the alleles were more a

what are some basic characteristics of photosynthesis?

which synonym of the word look would be most effective in the following sentence

What is the least common multiple of 12, 20, and 18?

Which of the following should be given to students before they begin a laboratory experiment? A) problems to practice the concepts in the experiment B) guidelin

What were some things settlers hoped to find in the New World?

need help on any number cause it is due tomorrow

the distance in degrees east or west of the prime meridian is called a latitude b axis c equator d longitude

What is the name of the cell organelle that is shaped like a flattened disc, contains stroma and stacks of thylakoids, and is the site of photosynthesis?