olboyz24 olboyz24

02-11-2019
Chemistry

contestada

Use the element above to answer the following question.

How many NEUTRONS does lead have in one atom? (round your answer)

(HINT: Atomic mass - Atomic number = # of neutrons)
Question 8 options:

41

125

82

Use the element above to answer the following question How many NEUTRONS does lead have in one atom round your answer HINT Atomic mass Atomic number of neutrons class=

Respuesta :

Favouredlyf Favouredlyf

03-11-2019

Answer:125

Explanation:

Protons + neutrons = mass number

Protons = 82

Mass number = 207

Number of neutrons = 207-82=125

Answer Link

Otras preguntas

In a famous speech at the beginning of World War I, President Wilson declared that the United States would a. join the Triple Entente. b. join the Triple Allian

Please help me. Which statement explains how the sharecropping system kept emancipated slaves tied to the plantation land they had worked before the Civil War?

During the Hoover administration, several economic warning signs appeared. Can you name them?

With which of the following does the growth rate decrease as the population gets bigger? Select one: a. Exponential growth b. Zero growth c. Logistic growth d.

In a proton linear accelerator, a 8.6 mA proton current hits a target. a. How many protons hit the target each second? b. What is the energy delivered to th

In its early days, the colony of Georgia prohibited representative government and

The Three-Fifths Compromise determined how population would be counted for: A: Representation in Congress and also immigration ration B: Direct taxes on the pop

According to the Declaration of Independence, what are the three most basic rights? freedom of speech, assembly, and religion the right to vote, to bear arms, a

During the Renaissance, applying humanist ideas to government meant that people began to support government more. support government less. debate about governme

The discovery of Hammurabi's law code was an important archaeological find because it __________. was the first law code developed in the Middle East showed tha