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Nonamiya [84]
3 years ago
12

Need help please i need an answer ​

Mathematics
1 answer:
Mashutka [201]3 years ago
6 0

Answer: the smallest particle of an element is called an atom.

Compounds can be broken down to simpler substance through the process called Chemical Reaction, I think.

In the universe, _______ makes up 75% of all matter, _______ makes up   abut 20% and ________ being the 3rd (5%) most abundant element.

Answer is

In the universe (hydrogen) makes up 75%

and (Helium) makes up about 20%

and (oxygen) being the 3rd makes up (5%)

Step-by-step explanation: Hope this helped :)

You might be interested in
In what line do planes A and QRV intersect?
BabaBlast [244]

Answer:

Plane A and QRV intersection line is QR.

Explanation:

The plane QRV contains the rectangle QRVN. This rectangle intersects the plane A in the line QR.

Plane A and QRV intersection line is QR.

If one knows a specific line in one plane (for example, two points in the plane), and this line intersects the other plane, then its point of intersection.

Thus, it is on the line of intersection for the two planes.


6 0
3 years ago
A study found a relationship between the number of sugary drinks consumed by a child each day and the prevalence of Type II diab
Nata [24]

Answer:

A. The prevalence of Type II diabetes

Step-by-step explanation:

A. The prevalence of Type II diabetes

B. The number of sugary drinks consumed by a child during a day

C. Both the prevalence of Type II diabetes and the number of sugary drinks consumed by a child during a day

D. There is no dependent variable

The prevalence of Type II diabetes depends on number of sugary drinks consumed by a child each day

If

x = The prevalence of Type II diabetes

y = number of sugary drinks consumed by a child each day

Then,

x depends on y

The dependent variable is The prevalence of Type II diabetes

5 0
3 years ago
Find the value of x.<br> (4x + 10 )
Ostrovityanka [42]

Answer:

20

Step-by-step explanation:

4x + 10 = 90° cause it's hypotenuse

4x = 90-10

x = 80÷4

= 20

if you don't understand message me :)

5 0
3 years ago
Q # 15 I need help please to resolve
kow [346]

The sequence is

740, 707.60,675.20,642.80,...

Here first term is 740, and common difference, d is

707.60-740 = -32.40

Now we use the formula of nth term, which is

a_{n} = a+(n-1)d

Substituting the values of a,n and d, we will get

=740+(n-1)(-32.40), 23 months

Correct option is the second option .

7 0
4 years ago
Image
yan [13]

Answer:

D r and s

Step-by-step explanation:

because they are next to each other in a straight line and never cross one another

3 0
3 years ago
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