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Answers by Tmj

Answers by Tmj
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Lithium has two isotopes with mass number 6 and 7. If the relative atomic mass of lithium is 6.94, determine the percentage abundance of each isotope.
answered Dec 31, 2023
4 votes
148k views
What is the area of the trapezoid
answered Dec 2, 2023
10 votes
172k views
A pattern follows the rule "Start at 3 and add 10." Which statement is true about the pattern? A: Each term is 13 more than the previous term because the tens digit goes up by 1 and the one's digit goes
answered Nov 30, 2023
3 votes
71.5k views
In the diagram below, if the line AC is tangent to the circle with the center P, then the measure of the angle formed by < PBC is _____.
answered Nov 1, 2023
2 votes
157k views
Steel sheeting costs 2¢ per square inch. How much will David spend to build the model out of steel? Write your answer as a dollar amount.
answered Sep 21, 2023
5 votes
94.1k views
I need hellpp ill give u 30 points
answered Apr 15, 2023
7 votes
61.3k views
Select the value of y in terms of x. please help
answered Jan 17, 2023
1 vote
30.0k views
Organise end-of-term party school ​
answered Jan 5, 2023
7 votes
126k views
How does the size of a bacterial cell compare with an animal cell?
answered Nov 24, 2022
6 votes
207k views
Is a buckbrush abiotic or biotic?
answered Oct 27, 2022
6 votes
178k views
What’s is the answer for 5x + 15=
answered Oct 14, 2022
2 votes
212k views
Desean buys seashells for $1.50 a piece. He marks up the seashells by 350%. How much does Desean sell the seashells for? Group of answer choices A, $5.25 B, $5.00 C, $6.75 D, $4.28
answered Oct 9, 2022
13 votes
127k views
I REALLY NEED HELP ITS DUE TODAY TY IN ADVANCE <3
answered Sep 14, 2022
3 votes
46.8k views
Classroom layout 1.What other additional classroom furniture such as filling cabinets, bookshelves, working tables will there be? 2.Do you have other specific needs that is important for your specific
answered Aug 15, 2022
6 votes
73.7k views
A right square pyramid has a base with sides that are 2 inches in length and a slant height of 7 inches. If the lengths of the sides of the base and the slant height are multiplied by 7, by what factor
answered Aug 12, 2022
8 votes
18.8k views
In some situations, matter demonstrates wave behavior rather than particle behavior. This is best illustrated by which phenomenon? A. Photoelectric effect B. Emission spectra of atoms О C. Blackbody radiation
answered May 10, 2022
4 votes
148k views
What happens when the top predator is added to an ecosystem? (please refer to the attached as well if possible!)
answered May 9, 2022
3 votes
4.0k views
It is 45°C at sea level. What will the temperature be at 5500 meters? Use the normal lapse rate.
answered Nov 28, 2021
2 votes
82.4k views
Given two particles having a mass of 8,000 g and 12 kg, respectively separated by a distance of 2.5 ft. Determine the force of gravity acting between the two particles. Include all units within the equation
answered Nov 7, 2021
5 votes
63.3k views
Factor the trinomial and enter the factorization below. Write each factor as a polynomial in descending order. x^2 + 7x-30
answered Oct 24, 2021
0 votes
93.4k views
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