Questions by Alberto Perrella

Questions by Alberto Perrella

An ion of a single pure element always has an oxidation number of ________.

asked Jan 3, 2021

2 answers

3 votes

17.1k views

Secure Hashing Algorithm (SHA) is an algorithm for generating cryptographically secure one-way hash, published by the National Institute of Standards and Technology as a U.S. Federal Information Processing

asked Nov 6, 2020

1 answer

5 votes

197k views

A copywriter came up with the idea to superimpose the words, "You probably Know This: Litmus Paper Measures Alkalinity" and "You Probably Know This: The Darker, The Harsher." Considering the nature of

asked Aug 17, 2020

1 answer

1 vote

97.2k views

Countries around the world specialize production, and trade with other countries based upon

asked Apr 16, 2020

1 answer

1 vote

228k views

On a particular map, 1 inch represents an actual distance of 2.5 miles. the actual area of a lake is 12 square miles. find the area of the lake on the map

asked Oct 10, 2019

2 answers

3 votes

111k views

What materials did the people of Ur use to make the ziggurat?

asked Aug 9, 2019

2 answers

1 vote

172k views

Which of the following involves spores of the same size? a) heterosphory b) homosphory c) both

asked Aug 8, 2019

2 answers

4 votes

145k views

Solve this system using elimination 3x+4y=5 2x+3y=4

asked Jun 12, 2019

1 answer

3 votes

26.1k views

Which is greater 9/8ths or 2 halves?

asked Mar 17, 2019

1 answer

3 votes

111k views

How do polyps reproduce? a. sexually. b. asexually. c. do not reproduce. d. none of the above.

asked Jan 1, 2019

2 answers

0 votes

187k views

Can someone please give me the area to this. Yes I know a=B*H but I just need the answer to this

asked Sep 25, 2018

1 answer

5 votes

126k views

Which intestinal disorder is characterized by the colon overresponding to normal stimuli, which causes alternating patterns of constipation and diarrhea?

asked Sep 15, 2018

1 answer

4 votes

180k views

A small half bath measures 42 inches by 48 inches.What is the square footage of the half bath?

asked Aug 6, 2018

2 answers

1 vote

129k views

How do you put 27% ,miles per hour , 42% and 45 in a sentence

asked Jul 22, 2018

1 answer

5 votes

165k views

Discuss how to recognize the predator and the prey in a predation relationship

asked May 9, 2018

1 answer

0 votes

12.9k views

Who were the first people to settle Hawaii?

asked Dec 20, 2017

2 answers

1 vote

124k views

Solve. 18=5/6m A.21 3/5 B.17 1/6 C.15 D.3/5

asked Oct 18, 2015

1 answer

3 votes

158k views

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