Questions by Peter Delaney

Questions by Peter Delaney

A reaction has a rate constant of 0.000122s-1 at27oC and 0.228s-1 at 77oC. a)Determine the activation energy of the reaction. b)What is the value of the rate constant at17oC

asked Dec 7, 2021

1 answer

1 vote

192k views

Iartz clock is more approp time, why 1. Group-C Describe the importance of measurement in our daily life. 2. Express newton and pascal in terms of fundamental units. 3. How is the volume of an irregular

asked Nov 17, 2021

1 answer

3 votes

197k views

An object of mass 20 kg is dropped from a height of 4 m. Fill in the blanks in the following table by computing the potential energy and kinetic energy in each case. E + EK P Height at which object is

asked Sep 16, 2021

1 answer

4 votes

126k views

You randomly select one card from a 52-card deck. Find the probability of selecting 8 or 5 .

asked Jul 13, 2021

1 answer

4 votes

229k views

Rick has $20.00. He bought a movie ticket for $5.50, a large popcorn for $3.75, a large soda for $2.75. How much money does he have left

asked Jun 16, 2021

2 answers

2 votes

54.3k views

Telling your coworker, "Let's throw spitballs at our boss," is an example of which kind of defense mechanism? A) Displacement B) Regression C) Rationalization D) Projection

asked May 22, 2021

1 answer

4 votes

6.2k views

Thus I know how to preach against the vice Which masters me—and that is avarice. Though I myself am guilty of the sin, I know how to make other people turn From avarice, and bitterly repent. Which word

asked May 11, 2021

2 answers

5 votes

101k views

PLEASE HELP Sara and Sam are each working on a science project in which they need to research the individual masses of the nine planets (including the dwarf planet Pluto as the ninth planet). Sara completes

asked Apr 9, 2021

1 answer

5 votes

60.1k views

Staples sells office supplies and machines, furniture, and business services both in stores and online. It sells every kind of stationery that one can imagine. It has over 2,000 stores worldwide in 26

asked Feb 20, 2021

1 answer

0 votes

191k views

The creation of irrigation would have had the biggest effect on which one of these A) agriculture B) buildings C) metallurgy D) politics

asked Nov 6, 2020

2 answers

1 vote

92.7k views

Considering an alloy of the two soluble components A and B. determine the masses of the alloy that are in the liquid and solid phases at a given temperature, if the total mass of alloy is 100 g, component

asked Oct 5, 2020

1 answer

5 votes

182k views

How many brother does Francisco have in cajas de carton

asked Sep 20, 2020

1 answer

5 votes

85.8k views

A rectangle has a width of 9 units and a length of 40 units.what is the length of a diagonal

asked Jun 2, 2020

2 answers

4 votes

98.7k views

Need help with this math

asked Feb 8, 2020

1 answer

1 vote

81.7k views

Review germany's aggressive actions after hitler defied the verssailles treaty by rebuilding germany's arme forced at what point do you think hitler conflused that he could take any territory without being

asked Dec 19, 2019

1 answer

5 votes

12.9k views

A rectangle has vertices at these coordinates.(3,6), (3,4), (6,4)What are the coordinates of the fourth vertex of the rectangle?

asked Jul 28, 2019

1 answer

1 vote

44.2k views

1. (4y^3)^3 2. (4u^3v^4)^4 3. (2a^b^4)^3 x B^4 4. vu^4 x (2vu^2)^3 ^ = power to the ...

asked Apr 14, 2019

1 answer

3 votes

5.6k views

What geographic feature is described below? A large, open, grassy plain, especially one in Central or South America or southwestern North America A.) llano B.) pampas C.) isthmus D.) highland

asked Nov 28, 2018

2 answers

4 votes

23.9k views

How does the pattern of segmentation differ in the crayfish and the earthworm?

asked Aug 17, 2018

1 answer

3 votes

126k views

Two integers have a sum of 42 and a difference of 22. The greater of the two integers is

asked Jan 1, 2018

2 answers

3 votes

166k views

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