khaledragb688 khaledragb688

14-09-2022
Chemistry

contestada

Copper has isotopes Cu-63(63.00u) and Cu-65(65.00u). What are the proportions of these
isotopes if the average atomic mass is 63.54u?

Respuesta :

Otras preguntas

......!.!.?.!!,.??.?

In the normal distribution, values in the distribution being measured are close to the mean (high or low values are infrequently found). true or false ?

Which are true about resistance training? It causes muscle hypertrophy. Lifting heavy objects is resistance training. Lifting a moderately heavy object many tim

According to "The Philosophy of Composition," which of these approaches to writing would Poe think is best? A.Starting in the middle and working forward and bac

what is the difference between science and pseudoscience

If you earned $10 per hour and worked 40 hours a week, your gross pay would be _____.

which polynomial represents the difference 6x2+3x-8 and x2-3x+4

why do tornadoes happen more frequently in the summer? A. they form over large warm bodies of water B. they require dust which is present in the summer C.

Please help! I need a lot of help in math! Thomas starts a canned food collection with two cans of food. He challenges his friends to bring 4 cans on the second

While slave codes were in effect, enslaved people’s activities were not restricted. enslaved people could enter in legal contracts. enslaved people could not b