Recent activity by Rajitha Fernando

Recent activity by Rajitha Fernando

Leila's chocolate bar is 66% cocoa. If the weight of the chocolate bar is 57 grams, how many grams of cocoa does it contain? Round your answer to the nearest tenth.

answered Nov 16, 2023

1 answer 149k views

John needs a total of $100 to buy a birthday present for his friend. He has already saved $35. If he saves $10 a week from his earnings what is the least number of weeks he must work to have enough money

answered Oct 19, 2023

2 answers 131k views

(Refer to the attached image)

answered Aug 13, 2023

1 answer 80.2k views

* You get more promotional emails than real (emails). apostrophes?

answered Jun 13, 2023

1 answer 178k views

How to remove deodorant stains from armpits of shirts.

answered May 28, 2023

2 answers 72.4k views

Multiply (x-6)(x^2-3x+5)

answered May 19, 2023

1 answer 83.7k views

For the following electron-transfer reaction:Co(s) + 2Ag+(aq) Co2+(aq) + 2Ag(s)Find the oxidation half-reaction & the reduction half-reaction

asked Mar 15, 2023

1 answer 183k views

Suggest a reasonable synthetic strategy for the synthesis of 4-methyl-1,4-pentanediol from methyl-4-hydroxybutanoate hoch2ch2ch2cooch3. please show all arrow pushing for the proposed reaction as well.

asked Feb 12, 2023

1 answer 145k views

In the year 1999, the surface elevation of Lake Powell was 3893 feet above sea level. In the year 2005, the surface elevation of Lake Powell was 3425.6 feet above sea level. Interpret the rate of change

asked Jan 18, 2023

1 answer 176k views

How many neutrons are in an atom of Carbon-13 or (613C)?

asked Dec 13, 2022

1 answer 45.3k views

Help pls can y’all check out my account i need help asap

answered Dec 13, 2022

2 answers 37.9k views

What does is an aesthetic person?? Send me a picture of an aesthetic boy and girl please!!

answered Sep 17, 2022

2 answers 59.8k views

Sam and Jane have been investigating the amount of copper sulphate that can be dissolved in water at different temperatures .They added copper sulphate till it could not be dissolved any further and also

asked Sep 10, 2022

1 answer 61.2k views

Valerie had a bottle that was filled with that contained 128oz juice to put into cups, she filled each cup with 6 floz of juice, until there was not enough in the bottle to completely fill another cup.

asked Sep 9, 2022

1 answer 88.4k views

Does this horizontal line have a slope? Explain pls. picture is included and if you answer there is 2 questions!

asked Aug 18, 2022

1 answer 23.2k views

A helicopter flies 665 feet above ground. What is the measure of the angle of depression fro t the helicopter to the girls line of sight

answered Aug 7, 2022

1 answer 94.3k views

Vinegars can be 5-20% acetic acid solutions and has been used for medicinal purposes for thousands of years. If a person takes 30 mL of vinegar a day and the molarity of the vinegar is 0.84 M, then how

answered Jul 22, 2022

1 answer 115k views

Need an answe asap!

answered Jul 10, 2022

1 answer 155k views

I need help please !!!!

answered Jun 15, 2022

1 answer 38.3k views

How was WWI a contributing factor to the Great Depression

asked May 13, 2022

2 answers 225k views

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