Answers by PApostol
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Answers by PApostol

Answers by PApostol
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A radioactive nuclide of atomic number Z emits an alpha particle and the daughter nucleus then emits a beta particle. What is the atomic number of resulting nuclide? A) Z-1 B) Z+1 C) Z-2 D) Z-3
answered Sep 21, 2021
2 votes
125k views
Identify the selectively permeable barrier of the cell that allows certain molecules to enter and exit the cell? Image of an animal cellshown with letters A to F showing various organelles. A points to
answered Sep 18, 2021
4 votes
216k views
Iron man and super man are being compared by miles to seconds. Iron mans table- 6 to 14 12 to 28 and 15 to 35 Super mans table- 2 to 7, 6 to 21 and 8 to 28 Who has more ?
answered Sep 7, 2021
2 votes
148k views
How long has it been since trujilo was last destroyed by pirates
answered Jul 18, 2021
5 votes
146k views
Solve each system of equations by GRAPHING. Clearly identify your solution. (4x-y=3) (3x+y=4) Please help I need this answer and an explanation of how you got it
answered Jun 17, 2021
3 votes
116k views
How did the use of an initiative increase direct democracy? It gave voters the power to remove an elected official from office. It allowed voters to decide if a proposed bill should become law. It gave
answered May 21, 2021
3 votes
72.4k views
Paragraph/Comprehension type questions. A body weighs 500gf in air and 300gf when completely immersed in water 36. Find the apparent loss in weight of the body. 1)500gf 2)300gf 3)200gf 4)800gf 37. Find
answered Apr 26, 2021
4 votes
180k views
How many solutions does x^2-8x + 16=0 have and which ones are they
answered Feb 19, 2021
5 votes
73.7k views
What is the greatest common factor (GCF) of 36 and 54?
answered Feb 17, 2021
2 votes
111k views
The computer has had far-reaching effects on our lives.how has the computer effected your life?
answered Dec 9, 2020
2 votes
134k views
If a 15 foot tree cast a 40 foot shadow, how tall is a tree that cast 64-foot shadow
answered Oct 28, 2020
6 votes
110k views
A flat, horizontal uniform plank is supported underneath by a triangular wedge which itself rests on flat, level ground. An object that has the same weight as the plank is placed on the left end of the
answered Jun 4, 2020
4 votes
184k views
Why were African slaves brought to the Americas?
answered Apr 17, 2020
5 votes
102k views
A rectangle has a width of 9 units and a length of 40 units. What is the length of a diagonal? 31 units 39 units 41 units 49 units Mark this and return Save and Exit Saat O Type here to search DO e
answered Mar 20, 2020
1 vote
157k views
Solve the system of equations y=3x. y=x^2-4
answered Feb 20, 2020
4 votes
32.9k views
How do you find the weight of an object underwater
answered Jan 9, 2020
4 votes
152k views
Plz help 20 points! Read the sentence. The techtonic plates slammed into each other, pushing one on top of the other and creating a ridge. Which word has the strongest connotative meaning? A slammed B
answered Oct 16, 2019
6 votes
190k views
HELP PLEASE!!!!!!! FAST FAST PLEASE Meghan has 32 beads, she uses 8 beads for each necklace she makes what percent does she use for each necklace
answered Aug 16, 2019
7 votes
108k views
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