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Half life can be used to solve for the amount (A) of a substance left after t time by using the following equation: A=Av(0)⋅(12)^(t/h) If the half life of a substance is 2 days, how long will it take for
asked
Jan 7, 2022
Mathematics
middle-school
1
answer
2
votes
181k
views
Read the passage from sugar change the world. which statement best describes the claim the authors make in this passage
asked
Oct 23, 2021
English
high-school
2
answers
4
votes
224k
views
The school wants to order a new countertop for the teacher’s lounge. The shape of the countertop that they are replacing is shown below. A countertop can be broken into 2 rectangles. 1 rectangle has a
asked
Sep 16, 2021
Mathematics
middle-school
2
answers
1
vote
189k
views
The quantum mechanical model... a describes electrons as moving through specific circular orbits, and not staying in one place. b places electrons in fixed positions, not moving through specific orbits
asked
Sep 16, 2021
Chemistry
high-school
1
answer
4
votes
91.3k
views
Please answer ASAP. An apartment building owner discovers that one of the people living in his building has a pet dog, even though the lease states that having pets in the building is not allowed and grounds
asked
Aug 7, 2021
Social Studies
middle-school
2
answers
2
votes
89.9k
views
Match the foods with their functions in the living organisms they come from. 1. tuna 2. milk 3. potato 4 . lettuce 5. black bean 6. egg A. leaf from a plant; site of photosynthesis B. a seed containing
asked
Jul 12, 2021
Biology
college
1
answer
1
vote
11.6k
views
Find the difference 0.6 - 0.1
asked
May 2, 2021
Mathematics
college
2
answers
3
votes
1.6k
views
A mixture of 80.0 g of oxygen and 80.0 g of helium has a total pressure of 0.1800 atm. What is the partial pressure of each gas?
asked
Apr 17, 2021
Chemistry
college
1
answer
5
votes
212k
views
Can someone please help me on these two questions?
asked
Mar 18, 2021
Mathematics
middle-school
1
answer
4
votes
191k
views
A kite string is 220 feet in length. It makes a 45 angle with the ground. How high is the kite off of the ground?
asked
Feb 4, 2021
Mathematics
high-school
1
answer
2
votes
163k
views
Write S if it is a sentence, RO if it is a run-On, and F if it is a fragment. Correct ALL run-ons and fragments. _____1. The man in a truck. _____2. He is not an exceptional boy he is only average. _____3.
asked
Jan 15, 2021
English
middle-school
1
answer
0
votes
132k
views
The average height of a woman aged 20-29 is 64 inches with a standard deviation of 2.75 inches. What is the probability of selecting 25 women with average height more than 65 inches?
asked
Oct 13, 2020
Mathematics
high-school
1
answer
5
votes
167k
views
The contemporary novel The Hunger Games features a lottery where children are selected to fight to the death in combat.
asked
Oct 8, 2020
English
middle-school
2
answers
1
vote
78.0k
views
What best describes meiosis
asked
Sep 14, 2020
Biology
middle-school
2
answers
5
votes
91.5k
views
What territory did the United States NOT obtain under the Treaty of Paris, following the Spanish American War?
asked
Jan 8, 2020
History
middle-school
1
answer
5
votes
156k
views
Enter an inequality that represents the phrase the sum of 1 and Y is greater than or equal to 4
asked
Dec 10, 2019
Mathematics
middle-school
1
answer
4
votes
101k
views
Which of the following would give the correct binomial expansion for the expression below? (x - 2)^4
asked
Jul 5, 2019
Mathematics
high-school
2
answers
2
votes
109k
views
Which three nations controlled portions of Berlin during the cold war
asked
Feb 24, 2019
Social Studies
middle-school
1
answer
3
votes
38.8k
views
Use stoke's theorem to evaluate∬m(∇×f)⋅ds where m is the hemisphere x^2+y^2+z^2=9, x≥0, with the normal in the direction of the positive x direction, and f=⟨x^5,0,y^1⟩. begin by writing down the "standard"
asked
Dec 12, 2018
Mathematics
college
1
answer
5
votes
192k
views
I. Fill in the blanks in the following sentences with the appropriate Spanish vocabulary word(s). Note the hints in parentheses. When you have completed the sentences, read them aloud and record them.
asked
Oct 14, 2018
Spanish
high-school
2
answers
0
votes
163k
views
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