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laila [671]
3 years ago
14

A screw is made up of

Chemistry
1 answer:
tatuchka [14]3 years ago
5 0
I believe it is treads
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ANSWER QUICK I AM RUNNING OUT OF TIME WILL BRAINLY, FRIEND, THANK, RATE YOU CAN PICK IF ANSWER CORRECTLY i have 6 ?s ANSWER I WI
Delvig [45]
Here are the answers. A,A,A,C,A,C. 

I hope this helps!
4 0
4 years ago
Read 2 more answers
Which of the following statements about the ordinary IR spectroscopic regions are TRUE? 1. In general, the IR FUNDAMENTAL region
yaroslaw [1]

Answer: the statements in 1 and 2 are true of IR spectroscopic region.

1. In general, the IR FUNDAMENTAL region has a longer wavelength region than the region we call the ultraviolet (uv) region.

2. We can sense some of the frequencies of the FUNDAMENTAL region of the IR as heat

Explanation:

IR has energy value between 10^-5eV - 10^-2eVwhile

UV has energy value of 4eV - 300eV

IR has low photon energy and cannot alter atoms and molecules while UV has sufficient energy to iodize atoms therefore UV has a higher energy band.

Infrared light falls just outside the visible spectrum, beyond the edge of what we can see as red.

5 0
3 years ago
Solid iron(III) oxide (Fe,O3) reacts with hydrogen gas (H) to form iron and
Kisachek [45]
8. 4 grams of water will be produced.
5 0
3 years ago
Consider the reaction CaCO3(s) --> CaO(s) + CO2(g)
tankabanditka [31]

Answer:

Kc = [CO2], that is to say it is equal to the concentration of CO2

Explanation:

It is a heterogeneous equilibrium since the substances that participate in the reaction are in different phases

In the heterogeneous limestone decomposition reaction:

CaCO3(s) --> CaO(s) + CO2(g)

The equilibrium constants are:

Kc = [CO2(g)]; Kp = PCO2(g); Kc = Kp (R T)^ −(1−0) = Kp (R T)^ −1

The equilibrium situation is not affected by the amount of  solid or liquid, as long as these substances are present.

The equilibrium constant is independent of the  amounts of solids and liquids in equilibrium.

4 0
3 years ago
Fred can create 20 animal balloons every 15 minutes. solve ratio table
DerKrebs [107]

The number of animal balloons created in 15 minutes = 20

The number of animal balloons created in 1 minute = \frac{20}{15}

So, the number of animal balloons created in 6 minutes = \frac{20}{15}\times 6 = 8

And, the number of animal balloons created in 45 minutes = \frac{20}{15}\times 45 = 60

So, the solved ratio table will be:

15.20

6.8

45.60



3 0
3 years ago
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