Answers by David Portabella
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Answers by David Portabella

Answers by David Portabella
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When fans arrived in spain how were they used
answered Oct 25, 2024
0 votes
3.0k views
Calculate the formation constant for the formation of [Cu(en)2(H2O)2]2+ from [Cu(H2O)6]2+ , given that ΔG∘ is −111.8kJ⋅mol−1 at 298 K .
answered Sep 16, 2024
5 votes
157k views
What are the synonyms of 'bring about'? 1) Cause 2) Generate 3) Engender 4) Entail 5) Produce
answered Jun 29, 2024
3 votes
101k views
During the late 19th and early 20th century, Marie Curie and her husband discovered polonium and radium. Once they started exploring the properties of these metals, they coined the term "radioactivity.
answered May 23, 2024
2 votes
81.3k views
The 2016 romantic musical comedy La La Land reflected the _____. a) Struggles of modern technology b) Glamorous nostalgia of Hollywood's golden era c) Harsh realities of contemporary urban life d) Futuristic
answered Mar 18, 2024
3 votes
192k views
If 40% is equal to the fraction x/30, what is the value of x? A. 0.4 B. 15 C. 1,200 D. 12
answered Mar 16, 2024
3 votes
214k views
What is a large celestial body that is composed of gas and emits light.
answered Feb 19, 2024
6 votes
135k views
Find the product 54,612 x 46?
answered Aug 8, 2023
3 votes
94.9k views
Verify trigonometric identiy
answered Jul 22, 2023
10 votes
229k views
In the diagram, how many circles are there for each square?
answered May 23, 2023
7 votes
34.0k views
Difference between homologous and analogous organs ​
answered Apr 26, 2023
4 votes
211k views
I already did the first slide but it ahs to do with the second one. Please answer in complete sentences
answered Feb 18, 2023
3 votes
8.5k views
Your uncle is 2 years older than 3 times your age. You are x years old. Write an expression to describe your uncles age. It would be a lot helpful if you could answer this! :D
answered Dec 13, 2022
5 votes
162k views
HELPPPPPP!!!!!!!!!!!!!!!!!!!!!!!!
answered Aug 21, 2022
2 votes
108k views
Drag and drop the answer into the box to match each multiplication problem. 0.45×104= 0.45 × 1,000,000= 0.45 × 100=
answered Aug 6, 2022
3 votes
144k views
What does the future hold for skyscrapers?
answered May 26, 2022
4 votes
127k views
What is the solution to the system of equations 3x + 2y = -10 and y = -x - 4
answered Jan 19, 2022
8 votes
24.3k views
(-1,4) , m=2/3 write the equation in point-slope form of the line that passes through the given slope.
answered Nov 20, 2021
5 votes
176k views
The purpose of the study described in the passage was: A.to determine whether LH can modulate GnRH or NPY secretion. B.to determine whether GnRH can modulate NPY secretion. C.to determine whether NPY can
answered Sep 18, 2021
3 votes
154k views
Identify two everyday phenomena that exhibit diffraction of sound and explain how diffraction of sound applies. Identify two everyday phenomena that exhibit diffraction of light and explain how diffraction
answered Aug 5, 2021
2 votes
166k views
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