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An ice cube of mass 8.0 g at temperature 0°c is added to a cup of coffee, whose temperature is 95 °c and which contains 130 g of liquid. Assume the specific heat capacity of the coffee is the same as that
answered
Oct 15, 2024
Physics
high-school
1
answer
55.9k
views
The rate constant for a first-order reaction is 0.54 M-1s-1. What is the half-life of this reaction if the initial concentration is 0.27 M? a.) 1.3 s b.) 0.25 s c.) 5.0 s d.) 2.0 s e.) 6.9 s
answered
Oct 13, 2024
Chemistry
high-school
1
answer
25.2k
views
The Wikipedia article on prions and other sources seem to only talk about variants of PrP protein. I think I remember a previous version of Wikipedia saying something about another protein able to form
asked
Aug 26, 2024
Biology
high-school
1
answer
58.7k
views
What was the outcome of the Dred Scott case at the Circuit Court level in 1850? Dred Scott was granted freedom Dred Scott could not sue for his freedom O Slavery was declared unconstitutional The case
answered
Aug 19, 2024
History
college
1
answer
230k
views
The steeper an isoquant is (labor measured on the horizontal axis):
asked
Aug 9, 2024
Social Studies
high-school
2
answers
209k
views
A chronic kidney disease patient is on a fluid restriction of 1,000 mL's per day. On the 7A-7P shift, the client drank 16 oz of coffee. How much can the PM shift nurse give the client? A) 520 ml B) 600
answered
Jun 24, 2024
Medicine
college
1
answer
89.8k
views
What causes Ponyboy to realize that Johnny's life may actually be in danger?
answered
Jun 4, 2024
English
high-school
1
answer
103k
views
Choose the right phrase to complete this sentence. The New England region 1. had the best farmland in the English colonies. 2. had the worst soil for farming of the English 3. was south of the Appalachian
asked
May 26, 2024
English
high-school
1
answer
191k
views
PLEASE I NEED HELP ASAP QUESTIONS FOR “THE HOUSE OF BROKEN ANGELS” PAGES 3-67 1. What was Big Angel's alarm clock every morning? 2. How do you know you're Mexican? 3. What was Angel de La Costa famous
answered
Feb 19, 2024
English
high-school
1
answer
105k
views
Why do human gets sick
answered
Nov 25, 2023
Health
high-school
2
answers
7.8k
views
Write 6 sentences in french where you talk about a visit you want to make to another city. where do you want to go? what do you want to see? where do you stay?
asked
Oct 19, 2023
French
high-school
2
answers
233
views
A rectangular prism has a length of 14in, a height of 9in, and a width of 5in. What is its volume, in cubic in?
answered
Oct 11, 2023
Mathematics
high-school
2
answers
145k
views
Why do we use metal cooper or aluminum in our electric wire?
answered
Sep 10, 2023
Physics
college
2
answers
67.2k
views
Solve. y = 6x − 9 y = x + 1
asked
Jun 6, 2023
Mathematics
high-school
1
answer
25.8k
views
Leila is serving her child french fries and chicken wings for lunch today. Let f be the number of french fries in the lunch, and let c be the number of chicken wings. Each french fry has 25 calories, and
asked
May 28, 2023
Mathematics
college
1
answer
230k
views
Calculate the number of moles of magnesium, chlorine, and oxygen atoms in 8.30 moles of magnesium perchlorate,Mg(Cl04)2Express the number of moles of Mg, Cl, and O atoms numerically, separated by commas.
answered
Apr 10, 2023
Chemistry
college
1
answer
3.3k
views
How do we solve the equation 1x+2=0x+3
asked
Mar 7, 2023
Mathematics
high-school
1
answer
158k
views
which of the following is a constant in a mathematical model? a) decision variable. b) parameter. c) objective function. d) constraint. e) none of the answer choices are correct.
asked
Feb 24, 2023
Mathematics
high-school
1
answer
81.0k
views
The spindle structure forms during:
answered
Feb 22, 2023
Biology
high-school
2
answers
70.5k
views
What Were Successes of the Roman Republic?
answered
Nov 3, 2022
Social Studies
middle-school
2
answers
11.9k
views
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