jot0tmartijasmin jot0tmartijasmin

24-11-2016
Mathematics

contestada

A neutral atom of sodium (Na) has an atomic number of 11 and a mass number of 23. How many neutrons would be found in the nucleus of this atom of sodium?
34
23
12
11

Respuesta :

nobillionaireNobley nobillionaireNobley

25-11-2016

Mass number = atomic number + number of neutrons
23 = 11 + n
n = 23 - 11 = 12

Therefore, thre are 12 neutron in the neucleus of a Sodium atom.

Answer Link

Otras preguntas

at the end of the current fiscal period, the fair value of orbit company's investment in afs debt securities exceeds its carrying value by $20,000. orbit should

if 0.313 g of na2co3 completely reacted with 0.235 m hcl, what was the volume of hcl solution consumed in ml?

What do Serbs say on Christmas?

What are the 13 desserts of Christmas?

PLSSSSSS HELPPPP IM TIMEDDD PLS Answer the questions below in complete SPANISH sentences. 1. En tu familia, ¿quién tiene que lavar los platos? 2. ¿Qué día de la

the nurse is caring for a client who has been diagnosed with cerebral edema caused by trauma. which medication should the nurse be prepared to administer?

what is the first draft outline called that includes the barebone ideas for a speech typically written on scratch paper?

culture acts as a constraint, limiting human freedom because ________

In a traditional volleyball game, a team is allowed to touch the ball up to four times before they must hit it over the net.T/F

Should I water my Christmas tree with warm or cold water?