Questions by Yerin

Questions by Yerin

In humans, most gas exchange occurs between the

asked Jun 24, 2021

1 answer

0 votes

111k views

Kathleen is testing a mixture containing a certain substance. She takes a sample from the top and the bottom. The sample from the bottom has more of the substance than the sample from the top. What is

asked May 22, 2021

1 answer

3 votes

44.9k views

A biochemist studying breakdown of the insecticide DDT finds that it decomposes by a first-order reaction with a half-life of 12.0 yr. How long does it take DDT in a soil sample to decompose from 809 ppbm

asked May 19, 2021

1 answer

1 vote

230k views

Can someone help me with this??

asked Apr 27, 2021

1 answer

1 vote

106k views

What is the potential energy of an apple that has a mass of 0.12 kg being held 0.8 meters above the ground?

asked Mar 7, 2021

1 answer

0 votes

34.9k views

Causative agent of TB is called Mycobacterium tuberculosis. a. True b. False

asked Feb 8, 2020

1 answer

0 votes

188k views

At the end of the term, the professor locks the students in the classroom with plenty of food and water and leaves them there for 200 years, during which time they undergo 10 rounds of random mating with

asked Jan 15, 2020

1 answer

3 votes

105k views

The spleen contains lymphocytes that make _________.

asked Jan 2, 2020

1 answer

4 votes

127k views

HELP Which equations represent hyperbolas?

asked Nov 4, 2019

2 answers

5 votes

155k views

What does nonmetals mean in chemistry

asked Oct 15, 2019

1 answer

1 vote

173k views

When scheduling breaks in between breakout sessions, 10 minutes is ideal. a. True b. False?

asked Nov 17, 2018

1 answer

0 votes

112k views

If the interest rate on a savings account is 0.018%, approximately how much money do you need to keep in this account for 1 year to earn enough interest to cover a single $9.99 Below-Minimum-Balance Fee?

asked Aug 21, 2018

1 answer

1 vote

150k views

3. You purchase a car using a $20,000 loan with a 5% simple interest rate. (a) Suppose you pay the loan off after 4 years. How much interest do you pay on your loan? Show your work. (b) Suppose you pay

asked Aug 5, 2018

2 answers

3 votes

28.7k views

Antoine and Tess have a disagreement over how to compute a 15% gratuity on $46.00. Tess says, “It is easy to find 10% of 46 by moving the decimal point one place to the left to get $4.60. Do that twice.

asked May 9, 2018

2 answers

2 votes

105k views

What change does Scrooge go through in A Christmas Carol? A/ He changes from a rich man who employs children for low wages to a man who believes in a child’s right to play. B/ He changes from a lonely

asked Jun 5, 2017

2 answers

3 votes

103k views

Page:

Search QAmmunity.org