Miamigirl Miamigirl

01-02-2015
Chemistry

contestada

write the symbols for the following isotopes: Its atoms contain 50 electrons and 70 neutrons

Respuesta :

baseballbeast baseballbeast

01-02-2015

Since this element has 50 electrons you know that it has 50 protons. The number of proton= the atomic number. Atomic number 50 is tin. The atomic symbol for tin is Sn and the weight is 120. So this is the tin 120 isotope

Answer Link

Otras preguntas

Okay, here's my problem. I'm doing translations, and the slope of this line should end up being 1/2. When I do the math, it ends up being -5/-6. My coordinates

n titles, which words are typically not capitalized? A. Articles B. First words C. Single word titles D. Small words

Why did industrialization change the economy of many countries check all that apply

Why amendment 2 is important

if globotech has 20 million in Revenue today and grows by 10% a year for the next three years what is the revenue after the third year

during the prelude to WWI, what was the attitude of the U.S. towards the rise of dictators in Europe and japan a. we need to stop this (ง ͠° ͟ل͜ ͡°)ง b. we su

Which inequality represents all values of x for which the product below is defined

Last week at the lake it’s was 23 degrees Celsius today it is 13 degrees warmer what is today day’s temperatures

PLEASE HELP ASAP!!! CORRECT ANSWER ONLY PLEASE!!! The Roosevelt Corollary to the Monroe Doctrine called for A) investing in the economic development of Latin

I need to write a 5 paragraph Persuasive Essay