Questions by Arjen Van Heck

Questions by Arjen Van Heck

13. Which of the following correctly provides the names and formulas of polyatomic ions? chromate: Cro42 -; dichromate: Cr2O7 2 - O nitrite: NO -; nitrate: NO2 sulfite: S 2-; sulfate: SO3 O carbonate:

asked Apr 9, 2022

1 answer

2 votes

12.9k views

What is the chemical formula for ammonia sulfide

asked Jan 28, 2022

1 answer

3 votes

126k views

Which of the following statements is true? A. The rate of all chemical reactions doubles for every 10 oC increase in temperature. B. Decreasing the activation energy of a reaction decreases the reaction

asked Dec 18, 2021

1 answer

5 votes

205k views

Why do meandering streams form an alternating series of cut banks and point bars along their course?

asked Nov 15, 2021

1 answer

3 votes

38.9k views

What is the value of N in this situation? n/4 =60

asked Sep 5, 2021

2 answers

1 vote

141k views

Background information -i am on a school Chromebook -still breathing is a spotify tab/song -it's a notification btw

asked Aug 6, 2021

2 answers

5 votes

136k views

Write 25/60 and 8/20 as fractions in simplest form. Then determine whether the ratios form a proportion

asked Jul 5, 2021

2 answers

2 votes

42.3k views

the Apaches and Comanches lived a nomadic lifestyle for many years. How did this affect the Spanish missionaries’ attempts to Christianize them?

asked May 9, 2021

1 answer

3 votes

38.7k views

Topics for geography we can teach to grade 3

asked Mar 17, 2021

1 answer

1 vote

104k views

Enter 2/3 and 3/4 as a pair of fractions with a commen .

asked Feb 7, 2021

1 answer

3 votes

114k views

What is the net force on the runner below if the applied force is + 40 N and the resistive force is -2 N?

asked Jan 6, 2021

1 answer

1 vote

181k views

what is the equation of the line that is parallel to the line with the equation y= -3/4x +1 and passes through the point (12,-12)

asked Jan 14, 2020

1 answer

0 votes

46.2k views

A student mixes 100 ml of 0.50 m naoh with 100 ml of 0.50 m hcl in a styrofoam® cup and observes a temperature increase of at,. when she repeats thisexperiment using 200mlof each solution, she observes

asked Nov 2, 2019

2 answers

1 vote

126k views

For brentano, the subject matter of psychology was ____.

asked Mar 23, 2019

1 answer

2 votes

158k views

The dry adiabatic lapse rate is _______ degrees celsius per kilometer

asked Mar 22, 2019

2 answers

1 vote

16.5k views

When using observation in the physical examination, you're evaluating... A. the size of the animal's uterus. B. the whole animal. C. the animal's heartbeat. D. the size of the animal's head.

asked Feb 4, 2019

2 answers

1 vote

15.0k views

What is manumission?

asked Apr 7, 2018

1 answer

2 votes

217k views

What is the first letter of an eight letter word meaning "starved"?

asked Feb 5, 2018

1 answer

2 votes

222k views

In addition to federal income tax, many people also pay corporate tax. state income tax. local medicare tax. local social security tax.

asked Jan 19, 2018

2 answers

4 votes

123k views

Rectangle ABCD is dilated by a scale factor of 1/2 with a center of dilation at the origin. What are the coordinates of the image of point B'? A. (–2, 3) B. (3, –2) C. (–8, 12) D. (12, –8)

asked Nov 9, 2017

2 answers

0 votes

165k views

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