kimmmm1024 kimmmm1024

17-09-2020
Chemistry

contestada

For an isotope of argon (Z = 18), the mass number is 40. The number of neutrons in this isotope is -

a 22
b 18
c 40
d 58

Respuesta :

queenbee200317 queenbee200317

23-09-2020

the answer is A. 22 ,because A=40 and A-z = 22

Answer Link

ACCESS MORE ACCESS MORE ACCESS MORE ACCESS MORE

Otras preguntas

Glycine, C2H5O2N, is important for biological energy. The combustion reaction of glycine is given by the equation 4C2H5O2N(s) + 9O2(g) → 8CO2(g) + 10H2O(l) + 2N

diez oraciones donde emplees dos palabras de los diferentes casos de uso de b. ten sentences where you use two words from the different b use cases.

What role did Congress have in influencing the 1876 presidential election?

Plsss Help Ill give you 100 points!!!! and mark branliest!!! Due to differing beliefs about the expansion of slavery, economics, and power of the central govern

b. Find the probability that two or fewer heads are observed in three tosses. (Round your answer to three decimal places.) c. Find the probability that at least

the set of all real values of x such that xis greater than 9 and x is a member of the set integers can be represented using the set builder notation

who is the first American president

Question 8 (2 points)Which level of critical thinking have you reached when you are able to recallsomething you know about the subject matter at hand?a) Compreh

Help please!!!! It geometry and i have no clue wht im doing

The profit that the vendor makes per day by selling x pretzels is given by the function Upper P (x )equals negative 4 x squared plus 2 comma 400 x minus 400. Fi