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Lostsunrise [7]
3 years ago
12

Heyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy (got to match my vibe to answer)

Mathematics
2 answers:
Keith_Richards [23]3 years ago
7 0

Answer:

hi bestieeee!!! how is yur day going ??

Bas_tet [7]3 years ago
5 0

Answer:

2H2S (g) + 3O2 (g) → 2H2O (l) + 2SO2 (g)

Calculate ΔH° from the given data. Is the reaction exothermic or endothermic?

ΔH°f (H2S) = -20.15 kJ/mol; ΔH°f (O2) = 0 kJ/, mol; ΔH°f (H2O) = -285.8 kJ/mol; ΔH°f (SO2) = -296.4 kJ/mol

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If 1/10m = 1/11m + 1/1100, what is the value of m?
valentinak56 [21]
\frac{1}{10m} =  \frac{1}{11m} +  \frac{1}{1100} 

\frac{1}{10m} =  \frac{1*1100 + 1*11m}{11m*1100}
\frac{1}{10m} =  \frac{1100 + 11m}{12100m}
1*12100m = 10m(1100 + 11m)
12100m = 11000m + 110 m^{2}
12100m-11000m = 110 m^{2}
1100m = 110 m^{2}
m=10
3 0
3 years ago
Read 2 more answers
What's the taxes on $1,500
Bumek [7]
It depends on the percentage rate of said tax... is the tax rate 5%? 20%?
5 0
3 years ago
The city has a section of land that is 3694.7 feet long the city wants to partition this length to form 10 equal sized garden pl
satela [25.4K]
<span>This is straight forward. To find how long each garden plot would be, we only need to divide. So to obtain 10 equal sized garden plots from a 3694.7 feet land we have 3694.7/ 10 = 369.47 ft.</span>
8 0
3 years ago
PLEASE HELP WILL MARK BRAINLEIST UV ∥ RT . Find RS.
Andre45 [30]

Answer:

is this triangle supposed to be a right triangle?

Step-by-step explanation:

i can't solve unless i know the type of triangle

6 0
4 years ago
HELP ME PLEASE I DON'T UNDERSTAND !!!!!!!!!!!!!!!!!! <br>4-9​
erastova [34]

4: im not sure how to solve this or how to get the answer

5:

Distribute the Negative Sign:

= 3x^2+2x−3+−1(4x^2−8x+23)

= 3x^2+2x+−3+−1(4x^2)+−1(−8x)+(−1)(23)

= 3x^2+2x+−3+−4x^2+8x+−23

Combine Like Terms:

= 3x^2+2x+−3+−4x^2+8x+−23

= (3x^2+−4x^2)+(2x+8x)+(−3+−23)

= −x^2+10x+−26

Answer:

−x^2+10x−26

6: Distribute the Negative Sign:

= −13n^2−3n−6n^4+−1(13n^2+11n−2n^4)

= −13n^2+−3n+−6n^4+−1(13n^2)+−1(11n)+−1(−2n^4)

= −13n^2+−3n+−6n^4+−13n^2+−11n+2n^4

Combine Like Terms:

= −13n^2+−3n+−6n^4+−13n^2+−11n+2n^4

= (−6n^4+2n^4)+(−13n^2+−13n^2)+(−3n+−11n)

= −4n^4+−26n^2+−14n

Answer:

=−4n^4−26n^2−14n

7: and in math means to add

Combine Like Terms:

=4y^3+−8y+−y^3+5

=(4y^3+−y^3)+(−8y)+(5)

=3y^3+−8y+5

Answer:

=3y^3−8y+5

8: Answer choice 3

−5x^2+5x−2

9: answer is −8y

i had this in my notes from a while ago on my laptop so please see the image on how to solve this!

i hope this helps a lot!

7 0
4 years ago
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