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

Subtract 8.3x^2+0.9xy+3.6-7.4x^2-1.7xy+6.4

Find the balance in the account. $2,500 principal earning 4%, compounded quarterly, after 4 years A. $40,000.00 B. $41,600.00 C. $2,924.65 D. $2,931.45

How many hours of sleep do i get if i go to bed?

How was Korea affected by the Japanese surrender in world war 11?

1. The slope of line p is a) -3 b) 1.5 c) 3 2. the slope of line q is a) -3 b) 1.5 c) 3

The sides of a rectangle were reduced by 60% of their original dimensions. The area of the new rectangle represents what percent of the area of the original re

Amir can run 15 kilometers in one hour. How many kilometers can Amir run per minute? There are 60 minutes in 1 hour.

Josh rides his bike along a 9 mile trail. There are trail markers every 1/3 mile. The marker starts at 1/3 mile and ends at 9 miles

What is the equation of the line below?

The trinomial 2x2 + 13x + 6 has a linear factor of x + 6. 2x2 + 13x + 6 = (x + 6)(?) What is the other linear factor? x + 3 x + 6 2x + 1 2x + 3