rrodriguez6138 rrodriguez6138
  • 09-03-2018
  • Chemistry
contestada

If a neutral atom of beryllium has 4 protons and 5 neutrons, what is the mass number of the atom?

Respuesta :

adavis192
adavis192 adavis192
  • 09-03-2018
9 is the mass of the atom
Answer Link

Otras preguntas

Place the LETTER in the smallest set that contains that value
What is the value of B|-|A|?
Why does cold water kept in an open container become warm on a hot summer afternoon?
Bank B pays 5.9% annual percentage rate compound semiannually what is the effective annual yield round to the nearest hundredth
Add the first 9 terms of this sequence: -7, -7/2, -7/4, -7/8, -7/16, ...
What is the constant of proportionality between y and x in the graph?
(1) 'मंदिरम्' शब्दा: बहुवचनम् अस्ति ?(a) मन्दिरै, (b) मन्दिरा (c) मन्दिराणि ।(2)सत्संगतिः धियः हरति ?(a) ज्ञानं,(b) नानृतं,(c) जाड्यं ।(3) 'तथा+ अपि' शब्दा: संन
Prepare a cash budget for the Ace Manufacturing Company, indicating receipt and disbursement for May, June and July. The firm wishes to maintain all times a min
Convert the prose of NCERT Book ‘The Sound of music’ –Evelyn Glennie into a creative poem. How to do The poem should include all the aspects of Evelyn’s journey
If h(x) = x2-5x + 7 find: ⅓ h(-8)