Questions by Malena

Questions by Malena

What is the Slope of the line?

asked Aug 11, 2021

1 answer

5 votes

204k views

Why do we use moles when calculating empirical chemical formulas, but not the mass?

asked May 24, 2021

2 answers

3 votes

55.9k views

A helicopter goes straight up 500m from a landing pad. It then goes north 20m. Then it goes down 452m. a) What is the displacement of the helicopter? Express as components of a vector. x-component_____________________

asked May 21, 2021

1 answer

4 votes

119k views

There are four mechanisms that can cause changes in the frequencies of genes in populations: mutation, migration, genetic drift, and natural selection. All four are mechanisms of evolutionary change. What

asked Feb 23, 2021

2 answers

4 votes

79.7k views

If ac=14 and ab=5√2 then bc=

asked Feb 14, 2021

1 answer

1 vote

89.0k views

Which examples are independent clauses? Check all that apply

asked Sep 16, 2020

1 answer

0 votes

80.8k views

2. Suppose that the blood cholesterol levels of all men aged 20 to 34 follows Normal distribution with mean 188 mg/dl. You wanted to check if the given value for the population mean is reasonable and you

asked Jul 19, 2020

1 answer

4 votes

156k views

What effect did the Articles of confederation have on the new nation?

asked May 10, 2020

2 answers

1 vote

31.4k views

If the house fails to elect a president by january 20 the 20th amendment says that

asked Dec 15, 2019

2 answers

4 votes

112k views

Endorphins are ______. Select one: a. Found where neurons meet skeletal muscles b. Less powerful than enkaphalins c. Pain-reducing neurotransmitters d. Radically different in function from neurotransmitters

asked Sep 25, 2019

1 answer

5 votes

88.3k views

Which composer responded to the reforms of the council of trent in an exemplary fashion?

asked Aug 6, 2019

1 answer

4 votes

89.1k views

I heard some noise. Lady, come from that nest of death, contagious blank and unnatural sleep. A: container. B: disaster. C: infection. D: sleepiness

asked May 23, 2019

1 answer

2 votes

84.8k views

Read the excerpt from Act I, scene ii of Romeo and Juliet. Benvolio: At this same ancient feast of Capulet’s, 70 Sups the fair Rosaline, whom thou so lov’st, With all the admired beauties of Verona: Go

asked Apr 6, 2019

1 answer

2 votes

149k views

Explain why the roller coaster’s potential energy is greater at point 1 than at point 4.

asked Feb 2, 2019

2 answers

1 vote

132k views

Were the results of the industrial revolution worth the human cost?

asked Mar 28, 2018

1 answer

4 votes

91.8k views

________ are one of the most reliable sources of performance-appraisal data for employees.

asked Jan 21, 2018

1 answer

2 votes

19.4k views

In which trimester does the following occur?Continued development makes movement in the womb possible

asked Sep 28, 2017

2 answers

5 votes

93.4k views

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