1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
ahrayia [7]
3 years ago
12

How many electrons does A1 3+​

Chemistry
1 answer:
Orlov [11]3 years ago
6 0

13

The parent atom,  

Z

=

13

, necessarily has 13 electrons.....

Explanation:

And thus the trivalent ion has 10 electrons.....to give the tripositive charge.

You might be interested in
Choose the element that IS NOT in the same period as Potassium.
Lesechka [4]
E. sodium is the answer

8 0
4 years ago
. Round to the nearest whole number
laila [671]

Answer:

21091mg of aspirin the person need to consume

Explanation:

To solve this question we must find the mass of the person in kg. Knowing the lethal dose for aspirin is 400mg/kg of person, we can find the amount of aspirin that the person need to consume to get a lethal dose:

<em>Mass person:</em>

116lb * (1kg / 2.2lb) = 52.7kg

<em>Lethal dose:</em>

52.7kg * (400mg / kg) =

<h3>21091mg of aspirin the person need to consume</h3>
3 0
3 years ago
How many moles of NaCl are equivalent to 15.6g NaCl
aev [14]
Hey there!:

Molar mass NaCl = 58.44 g/mol

Number of moles:

n = mass of solute / molar mass

n = 15.6 / 58.44

n = <span>0.2669 moles of NaCl

hope this helps!</span>
7 0
3 years ago
Read 2 more answers
How many neutrons are in silver
Blizzard [7]
60 neutrons are in silver
8 0
3 years ago
Read 2 more answers
¿Cómo se relaciona la química en la salud?
mars1129 [50]

salud: Medicina: La Química nos proporciona vacunas , antibióticos y todo tipo de medicamentos que nos curan y protegen de las enfermedades.

7 0
4 years ago
Other questions:
  • A rigid cylinder with a movable piston contains a sample of hydrogen gas. At 330. K, this sample has a pressure of 150. kPa and
    5·1 answer
  • Why are elements organized in the same group or families
    13·2 answers
  • What subatomic particle has negligible mass and travels around outside the nucleus?
    12·1 answer
  • The main reason that cs2 has a higher boiling point than co2 is that cs2
    6·1 answer
  • Which statements about gravity are true
    12·1 answer
  • Volume (at STP) of 5.2x10^26 molecules of CH4?
    10·1 answer
  • Many enjoys the warm waters of a ______.
    6·1 answer
  • How many moles of iron in a sample that contains 7.91×10^23 atoms of iron?
    11·1 answer
  • When 1.04g of cyclopropane was burnt in excess oxygen in a bomb calorimeter, the temperature rose by 3.69K. The total heat capac
    13·1 answer
  • G in your own words, summarize the issue of ocean acidification: what is it and what's causing it?
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!