Questions by Boris Yakubchik

Questions by Boris Yakubchik

How many moles of NH4NO3(s) must be dissolved in water so that 88.0 kJ of heat is absorbed from the water? AHsoin for the dissolution of NH4NO3(s) in water is 25.7 kJ/mol.

asked Nov 4, 2024

1 answer

4 votes

80.8k views

If a potato contains 23.0g of carbohydrates with a caloric value of 4.0 kcal/g, how many kcal are obtained from the carbohydrate? a) 46 kcal b) 92 kcal c) 9.2 kcal d) 92.0 kcal

asked Oct 28, 2024

1 answer

5 votes

116k views

Analyse the question below and label the key research question What effect does a daily use of social media have on the attention span of teenagers? What genetic factors affect development of diabetes

asked Aug 23, 2024

2 answers

2 votes

232k views

Where did the Hatfield and McCoy feud take place

asked Aug 20, 2024

1 answer

0 votes

73.4k views

How often did Abigail claim that the witches in What are two reasons that Abigail Williams and John Proctor most likely never had an affair as presented in the play, The Crucible? a. b. ibility of this

asked Jul 3, 2024

2 answers

5 votes

220k views

A container initially has 150 liters of water. It is then filled with more water, at a constant rate of 6 liters per minute. Write an expression that explains the amount of water (T) in the container (m)

asked Apr 27, 2024

1 answer

4 votes

58.8k views

Jordan wanted to change the data values in the Southeast set. How did she open this dialog box? 1) She clicked on the 'Edit' button 2) She right-clicked on the Southeast set and selected 'Edit' 3) She

asked Apr 25, 2024

1 answer

3 votes

101k views

Read the line from the poem "Nothing Gold Can Stay." Nature's first green is gold, What is the meaning of the metaphor in this line? Responses Plants are yellow before they are green. Plants are yellow

asked Apr 9, 2024

1 answer

0 votes

94.8k views

Hot Wort Ltd. purchased equipment on April 1, 2017, for $140,000. The residual value is $20,000 and the estimated life is 6 years or 55,000 hours. Compute depreciation expense for the year ending December

asked Feb 24, 2024

1 answer

5 votes

21.4k views

Who was the dictator of the soviet union during ww2

asked Oct 26, 2023

2 answers

15 votes

171k views

1) The hydrocarbon C15 H32 burns to form carbon dioxide and water. Write the equation for the reaction. 2) How would you test the products when C15 H32 burns to show that carbon dioxide had been formed.

asked Jun 1, 2023

2 answers

19 votes

133k views

Which of these two points is a solution to the inequality below? Please explain!!!

asked May 24, 2023

1 answer

4 votes

87.6k views

A) f(n) = f(n-1).4; f(1) = 4b) f (n) = 4n +1c) f(n) = f(n-1) +4; f(1) = 4d) f(n) = 1.4"

asked Apr 27, 2023

1 answer

2 votes

173k views

Which change would not affect the relative rate of action of enzyme x

asked Jan 21, 2023

1 answer

3 votes

118k views

What is introduction???

asked Dec 12, 2022

1 answer

4 votes

76.5k views

Use words revolve and rotate to explain earth’s movements in space

asked Nov 5, 2022

1 answer

1 vote

141k views

-(-13) P binary using signed. 2's complement representation Perform the arithmetic operations (+42) + (-13) and (-42) negative . Consider the balloon

asked Jul 11, 2022

1 answer

11 votes

144k views

Kimi brought chocolate and vanilla cupcakes to school for her birthday. 2 students picked a vanilla cupcake and 18 students picked a chocolate cupcake. What percentage of the students picked a vanilla

asked Mar 23, 2022

2 answers

1 vote

39.6k views

Find the principle that yields and interest of Rs.2240 at the rate of 10% p.a. in a years 6 months.

asked Feb 7, 2022

1 answer

5 votes

72.2k views

This is a Astronomy Question: Yep. There are 2 "coronas" in the sky. Corona means-

asked Jan 28, 2022

1 answer

5 votes

84.0k views

Page:

Search Qamnty