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

Help me plz answer all plz help

describe how water pollution problems can be managed in a city such as rio de janeiro in a poor part of the world

In the World Pond Hockey tournament held in Plaster Rock, NB, a puck on the ice travels 20.0 m [25° W of N], gets deflected, and travels 30.0 m [35° N of W]. De

Point of comparison definition

What is the missing step of her solution? Simplify by combining like terms. Simplify by using addition property of equality. Simplify by using the multiplicati

a verbal is italicized in each of the following sentences indicate the particular form of the verb ( present or perfect infinitive, present or perfect participl

Solve. 4x + 2 ≥ –6 A. x ≤ –2 B. x ≥ –2 C. x ≥ –1 D. x ≤ –1

As a young soldier, how long did it take Eisenhower to drive across the country?

Identify the percent of change as an increase or a decrease. 75 people to 25 people find the percent change round to the nearest tenth of a percent

PLEASE HELP!!!!! What is the value of x in the diagram? a) 17 b) 15 c) 105 d) 68