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
horsena [70]
2 years ago
15

The mass of a dust particle is approximately 7.5 x 10-10 kilograms and the mass of an electron is 9.1 x 10-31 kilograms. Approxi

mately how many electrons have the same mass as one dust particle?
Group of answer choices

1.21×1021

8.24×1021

1.21×1020

8.24×1020
Mathematics
1 answer:
Ivan2 years ago
4 0

Answer:

(7.5 x 10-10 kg) / (9.1 x 10-31 kg) ≅ 8.24 x 1020

Step-by-step explanation:

Divide the mass of one dust particle by the mass of one electron, and that will be your answer.

You might be interested in
1.
a_sh-v [17]
2 hours she earns €16
3 hours she earns €24
7 0
3 years ago
Read 2 more answers
I need these pls!!!!!
Allisa [31]

Answer:

1) $38.40 2) $255. 3) $5.80 4) $3.12

Step-by-step explanation:

So you have to multiply the years by the amount of money you have. Then you multiply that by the percent and divide by 100. (For the last one: because its a month you have to make it a fraction so it was 8/12)

4 0
2 years ago
I'm doing math homework and the boy next to me asked what the mean to there numbers is, 22, 26, 28, 30, 39, 44, 62, and 63 what
AfilCa [17]
22+26+28+30+39+44+62+63= 314 Divide the answer by the amount of numbers =39.25
8 0
3 years ago
Read 2 more answers
Uhh I got this answer wrong my brain wasn’t working so I guessed and picked wet and salty
Dahasolnce [82]

Answer:

dry and hot

Step-by-step explanation:

It looks very similar to a cactus which also lives in this in a dry and hot area

4 0
3 years ago
Read 2 more answers
¿Cuántas esferas hay en la figura 20?
scoundrel [369]

Answer:

418

Step-by-step explanation:

fig 2 = fig 1 + 5

fig 3 = fig 2 + 7 or fig 1 +5+7   16

1  2  3   4  5   6    7  8   9  10   11   12   13  14   15   16   17  18  19  20

4+5+7+9+11+13+15+17+18+19+21+23+25+27+29+31+33+35+37+39

8 0
3 years ago
Other questions:
  • The first quartile of a data set is 23, the median is 30, the third quartile is 33, and an outlier is 6. Which of these data val
    13·1 answer
  • What is the thoerema of Pitagora ?​
    14·1 answer
  • −3c <br> 4<br> −5c <br> 2<br> −7c)+(4c <br> 4<br> +8c <br> 3<br> +2c <br> 2<br> )
    15·1 answer
  • A Box has a volume of 125 cubic inches. How many 1 inch cubes can fit along the side?
    5·1 answer
  • Find the discriminant, and determine the number of real solutions. then solve x^2 +8x+20=0
    5·1 answer
  • A ceramics workshop makes wreaths, trees, and sleighs for sale at Christmas. A wreath takes 3 hours to prepare, 2 hours to paint
    11·1 answer
  • Examine the following graph of y=1/4x+2 Created using GeoGebra If the point (-4, b) is on this line, what is the value of b? Ent
    8·1 answer
  • 'Solve 4x- c= k for x.
    9·2 answers
  • Please help
    15·1 answer
  • Plz help will give brainlest
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!