todo1252 todo1252

03-11-2021
Chemistry

contestada

What does the number 84 in the name krypton-84 represent?

a) the atomic number
b) the mass number
c) the sum of the protons and electrons
d) twice the number of protons

Respuesta :

frehiwot00 frehiwot00

03-11-2021

Answer:

b

Explanation:

it express the mass no of the element

Answer Link

Otras preguntas

What's the other term for: explosive or changing very quickly

round to the nearest hundredth 5.6192

Which of the following steps is not critical in the creation of Bt corn?a.Cut out a piece of DNA from a DNA molecule.b.Splice a piece of DNA into DNA from anoth

Jim has gotten scores of 99 and 93 on his first two tests. what score must he get on his third test to keep an average of 90 or greater

explain in steps how to graph this linear inequality 2x+3y > -2

what is glossities and deficiency

which designer started as a fashion illustrator before focusing on industrial design?

Heat is released when H2 gas and O2 gas react to form H2O. Why? A. Breaking the H–H bond in H2 gas releases heat. B. Breaking the O–O bond in O2 gas releases he

I figured out the 1st question but I do not understand the second one...please show me step by step! Thank you!

Solve the quadratic by factoring 2X²-2X-12=0