Questions by Dan MacBean

Questions by Dan MacBean

From a hydrogen discharge tube, only three photons are picked up. the energies of these three photons were 10.2, 12.1 and 1.9 eV. these photons are coming from a. only one atoms b. two atoms c. three atoms

asked Aug 19, 2024

1 answer

5 votes

27.4k views

It can be very dangerous to live near the coast. Do you agree? Explain

asked Jul 27, 2024

2 answers

4 votes

169k views

Which of the following uses set builder notation to denote the set of all real numbers that are either less than 0 or greater than 20? a) {x∈R∣x<0 or x>20} b) {x∈R∣x>0 or x<20} c) {x∈R∣x<0 and x>20} d) {x∈R∣x>0 and x<20}

asked Jun 26, 2024

1 answer

5 votes

150k views

Find LCM; X⁴, X⁻X-2X³Х.8* a) X² b)X³ c)X⁴-X³+X d)X⁵-X⁴-2X³

asked Jun 19, 2024

1 answer

0 votes

38.2k views

An insured suffers a financial loss in the state lottery. a) The insured is eligible for a life insurance payout. b) The insured is not eligible for any compensation. c) The insured can file a claim with

asked Mar 16, 2024

1 answer

4 votes

221k views

What evidence exists to show that human populations are not genetically isolated from one another?

asked Feb 27, 2024

1 answer

2 votes

194k views

Hey sphere with radius 4.5 inch. Use 3.14 for pi. Round your answer to the nearest thousandth.

asked Oct 24, 2023

1 answer

5 votes

191k views

Given that x(a + bx)(a − bx) = 25x - 4x³, find the value of b-ª

asked Sep 25, 2023

1 answer

4 votes

59.7k views

Which of the following is an example of only a physical change? (1 point)Odry ice becoming vaporthe green color of the Statue of Libertythe creation of table saltO the smell of rotten eggs

asked Jun 16, 2023

1 answer

5 votes

180k views

How dose diet affect diabetes

asked May 12, 2023

2 answers

2 votes

208k views

What is the slope of the line that contains these points?

asked Feb 22, 2023

1 answer

8 votes

121k views

Jeff rolled a die 600 times. Mary rolled a die 6 times. In which case is it more likely that the experimental probability of rolling a 1 was closest to 1/6 ? Why?

asked Dec 3, 2022

1 answer

1 vote

10.4k views

A fish is 80 below sea level. If it ascends 25 feet, what is its new position

asked Nov 10, 2022

1 answer

3 votes

140k views

Fill the blank with a suitable word or phrase. A research project has been set up to find out.................that causes this strange phenomenon.

asked Oct 27, 2022

1 answer

3 votes

178k views

Which equation best represents circle A?

asked Oct 25, 2022

1 answer

4 votes

212k views

How many valence electrons in this electron configuration 1S2 2S2 2P6 3S2

asked Sep 15, 2022

1 answer

3 votes

119k views

Fecha de arresto de marybeth tinning

asked Sep 1, 2022

1 answer

1 vote

143k views

HELPPPP PLZ Witch statement is true about the value of |6|?

asked Jul 3, 2022

2 answers

1 vote

118k views

A right cone has a slant height of 17 feet and the diameter of the base is 16 feet what is the height, h of the cone?

asked Jun 13, 2022

2 answers

8 votes

56.0k views

I need you someone to solve this and show their work. Tell me why the answer is 4.

asked Jun 1, 2022

1 answer

8 votes

166k views

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