Questions by Harpo

Questions by Harpo

Can someone please help me! No false answers please!! The formula for a substance is D4 and its molar mass is 30 g. A student is given 150 g of the substance and is asked how many atoms are in the sample.

asked Nov 7, 2024

1 answer

5 votes

204k views

If y = 9x - 7, which of the following sets represents possible inputs and outputs of the function, represented as ordered pairs? A) {(1, 2), (0, 7), (3, 20)} B) {(2, 15), (5, 38), (7, 10)} C) {(3, 2),

asked Sep 25, 2024

1 answer

0 votes

109k views

When did the Canadian Charter of Rights and Freedoms become part of the Constitution? a) 1967 b) 1982 c) 1995 d) 2001

asked Jul 14, 2024

2 answers

2 votes

55.0k views

Which of the following is most likely the next step in the series?

asked Jul 4, 2024

1 answer

5 votes

5.3k views

*As soon as an invader, known as a(n)_______,enters the body, the body begins to fight. A. antibody B. pathogen C. trigger D. vaccination

asked Jun 18, 2024

1 answer

3 votes

69.5k views

Which of the following is true about vitamin D? 1) The deficiency disease associated with vitamin D is osteoporosis 2) A marginal level of vitamin D may increase risk of cancer 3) Our bodies make it from

asked May 1, 2024

1 answer

4 votes

18.3k views

Wich of the following is classified as a cordophone?

asked Dec 11, 2023

1 answer

6 votes

110k views

All of the following are qualities of a good friend EXCEPT: A. Trustworthy B. Similar interests C. Sometimes unkind D. Not bossy

asked Oct 3, 2023

2 answers

4 votes

90.3k views

For each pair of compounds listed, check the box next to the one with the higher boiling point.

asked Jul 10, 2023

2 answers

2 votes

158k views

A submarine is only allowed to change its depth by rising toward the surface in 60-meters stages. it starts off at (-340) meters. a. At what depth is it after: i. 1 stage ii. 2 stages iii. 4 stages

asked Apr 17, 2023

1 answer

10 votes

90.0k views

With all the dangers and risks involved regarding smoking, do you think tobacco should be banned by United States government so they can "promote the general welfare" of its citizens? Or do you think that

asked Nov 22, 2022

1 answer

2 votes

233k views

Find an equation for the line parallel to 3x+5y-4=0, with the same x-intercept as 2x-3y-6=0.

asked Nov 21, 2022

1 answer

3 votes

157k views

Please help!!!! On a Word document, write a short answer (one or two paragraphs of three to four sentences each) responding to the following prompt: What was the Columbian Exchange? What was exchanged?

asked Apr 22, 2022

1 answer

2 votes

159k views

Choose the correct answer First prize is a £ 1000 travel ............. voucher gadget sail

asked Mar 16, 2022

1 answer

0 votes

16.6k views

According to Stevenson, what would the US do if its demands were met? remove its troops from Cuba end the quarantine of Cuba sign a peace treaty with Castro remove missiles from Puerto Rico

asked Mar 8, 2022

2 answers

17 votes

24.2k views

Solve the question in the picture. I know that there is an equation where you'll get root 25 - x^2 plus root 32 - x^2 equals 7, but there has to be a better way.

asked Jan 25, 2022

1 answer

1 vote

216k views

Choose the correct answer The triangle below is rotated about the x- axis (Choices are in the picture)

asked Dec 17, 2021

1 answer

5 votes

186k views

Ebbinghaus' use of nonsense syllables to study memory led to the discovery that:a. the amount remembered depends on the time spent learning. b. working memory's central executive focuses attention. c.

asked Dec 16, 2021

1 answer

4 votes

33.8k views

Plz help me on this i need help asap and its the one in the middle

asked Nov 20, 2021

2 answers

2 votes

57.6k views

Solve the following numerical problems. a) A load of 400N is liſted up by an effort of 100N. If load distance is 20cm, what will be the effort distance? (Ans 80cm)

asked Oct 27, 2021

2 answers

0 votes

4.0k views

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