Questions by Alexander Kalian

Questions by Alexander Kalian

95. The time for a half-life of a first order reaction is 1 1 point hr. What is the time taken for 87.5% completion of the reaction? O a) 1 hour O b) 2 hour O c) 3 hour95. The time for a half-life of a

asked Jul 21, 2022

1 answer

1 vote

234k views

Can someone help me with this answer!!

asked Jun 2, 2022

2 answers

0 votes

120k views

49. Calculate the value of c in the triangle below.

asked Apr 5, 2022

2 answers

3 votes

155k views

Find d(21) in the sequence given by d(n) = 2+0.4(n-1). d(21)=

asked Jan 4, 2022

1 answer

9 votes

208k views

A recent study focused on the number of times men and women send a Twitter message in a day. The information is summarized below. Men Sample size-25 Sample mean-20 Population standard deviation-5 Women

asked Dec 5, 2021

1 answer

0 votes

25.1k views

What single percentage change is equivalent to a 9% increase followed by a 17% increase

asked Nov 6, 2021

1 answer

5 votes

4.8k views

Ned sold an autographed Ironman poster at a comic convention for $250. He had to pay the convention hall $60 to rent a table. What percent of the sale price was the fee to rent the table?

asked Nov 4, 2021

1 answer

4 votes

106k views

Pete bought a 5-ounce box of cereal for $5.45. What was the cost per ounce?

asked Sep 27, 2021

2 answers

4 votes

69.0k views

A.)4x-3y=6 B.)4x+3y=6 C.) 4x-3y=-6 D.)4x+3y=-6

asked Sep 18, 2021

1 answer

4 votes

2.1k views

1 over 8 added 5 times equals

asked Aug 10, 2021

1 answer

4 votes

105k views

Match the element of the communication process with the correct example. Group of answer choices Creating a TV ad Placing an ad in the newspaper Consumer purchases a product Nike (the company doing the

asked Jun 18, 2021

1 answer

1 vote

195k views

What happened during the period known as the Restoration?

asked Oct 27, 2020

1 answer

2 votes

31.7k views

Dan was trying to get faster at his multiplication tables. This table shows the time it took him to complete each of four tests containing 50 simple multiplication problems. Which comparison of the time

asked Sep 19, 2020

2 answers

1 vote

146k views

What are the reactants and products of photosynthesis?

asked Jun 16, 2020

1 answer

1 vote

8.1k views

Why does matter change from one phase to another

asked Feb 28, 2020

1 answer

4 votes

155k views

The acceleration of a particle moving only on a horizontal xy plane is given by modifyingabove a with right-arrow equals 5t modifyingabove i with caret plus 6t modifyingabove j with caret, where modifyingabove

asked Sep 7, 2019

1 answer

2 votes

216k views

How does las casas use historical and religious examples to turn the argument against those who would subjugate the indians by force ? How does he make ethics a part of his argument ?

asked May 28, 2019

1 answer

1 vote

47.0k views

An increase in the surface temperature of the earth caused by heat-trapping gases in the atmosphere is known as

asked Oct 7, 2018

2 answers

4 votes

141k views

Jessie has a piece of wood that is 8 feet long. He needs to cut pieces that are 7/8 of a foot long. How many pieces will he be able to make?

asked Aug 14, 2018

2 answers

5 votes

201k views

In the reaction b+k =L+h if an additional b is added the result will be

asked Jul 16, 2018

1 answer

2 votes

1.3k views

Page:

Search QAmmunity.org