twenty1freaks twenty1freaks

15-05-2017
Physics

contestada

Zirconium has an atomic number of 40. How many neutrons are there in an isotope of zirconium-92? A. 40 B. 52 C. 92 D. 132

Respuesta :

ztesch101 ztesch101

15-05-2017

B. 52. 40 protons plus 52 neutrons, adds up to 92.

Answer Link

Otras preguntas

Where were the caste system and the religious outlines for life in ancient India

How many times was Obama reelected as an Illinois state senator?

Is this statement true or false? The delegates to the Constitutional Convention faced difficulties compromising on the issues of slavery, representation, and ba

Which fact mostly clearly shows the difficulty in defending the roman empire against invasion

A line crosses the y-axis at (0,4) and has a slope of -2. Find an equation for this line. A) y = 2x + 4 Eliminate B) y = -2x + 4 C) y = -2x - 4 D) y = -4x + 2

When measuring the volume of a liquid in a graduating cylinder, you measure_____.

Eduardo piensa en un número entre 1 y 20 que tiene exactamente 5 factores. ¿En qué número está pensando?

The statement “Drivers must avoid texting” is an example of

how does precipitation assist in the rock cycle

What is the primary cause of the London Fog of 1952