Answers by Andrey Rankov
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Answers by Andrey Rankov

Answers by Andrey Rankov
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How did Darwin explain the existence of similar but unrelated species?
answered Dec 17, 2024
3 votes
3.4k views
A white dwarf star has a temperature of 13,000ºC. What is the probable luminosity of the star? a) 10 watts b) 1,000 watts c) 100,000 watts d) 10,000,000 watts
answered Nov 12, 2024
1 vote
115k views
If 10 grams of KCl is dissolved in 100g of water at 30 degrees C, how many more grams of KCl should be added to make a saturated solution? a) 10 grams b) 20 grams c) 90 grams d) 110 grams
answered Oct 12, 2024
7 votes
121k views
A substance dissolves in water to form a colorless solution. This solution reacts with aqueous silver nitrate in the presence of dilute nitric acid to give a yellow precipitate. What is the possible identity
answered Aug 4, 2024
4 votes
146k views
I need help with this problem please help I need it immediately.
answered May 13, 2024
0 votes
78.0k views
Which variation would be most likely to benefit any organism, regardless of environment?
answered May 1, 2024
5 votes
84.4k views
What are the future challenges for nursing leaders when picking a nursing model?
answered Apr 29, 2024
4 votes
9.5k views
Why might people judge certain identities negatively or decide that they do not like entire groups of people?
answered Dec 23, 2023
7 votes
211k views
Drag the tiles to the correct boxes to complete the pairs. Not all tiles will be used. Match each expression to the scenario it represents. 13 1.181 0.821 7 10+ 10+ 0.18 Expressions Scenarlo the price
answered Dec 23, 2023
6 votes
22.9k views
If you spill a liquid chemical, what is the first thing you should do?.
answered Nov 25, 2023
5 votes
226k views
PLEASE HELP ASAP. DUE IN A FEW MINS
answered May 9, 2023
7 votes
200k views
Please help me 8 x 6 + 3 x 197 divided by 200 (3 +3) = 400 + 400 x 1000 =
answered Jan 15, 2023
11 votes
85.4k views
There are 36 carpenters in a crew. On a certain day, 29 were present. What percent showed up for work?
answered Dec 20, 2022
11 votes
161k views
Fig. 4 shows a simply-supported beam with supports A and B. The beam is subjected to three forces, 2000 N, 4000 N and 1500 N in the directions shown. Calculate the vertical reaction forces at supports
answered Nov 10, 2022
11 votes
41.6k views
Solve and find the solution sets of thr given inequaloties and represent them in number line. 1. x-3<6​
answered Oct 26, 2022
3 votes
202k views
Please help!! (pretty simple math but will give 21 points)
answered Sep 27, 2022
10 votes
158k views
Write 0.4 : 6 as a whole number ratio in it's simplest from.
answered Sep 14, 2022
4 votes
121k views
PLEASE PLEASE HELP I WILL GIVE BRAINALIST
answered Aug 17, 2022
7 votes
221k views
(x+4),(x+12),(x-1) and (x+5) are in proportion .find the value of x​
answered Jun 23, 2022
3 votes
136k views
Please help me understand how to do this with an easy explanation
answered Apr 22, 2022
6 votes
86.3k views
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