Answers by LorenzoValentijn
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Answers by LorenzoValentijn

Answers by LorenzoValentijn
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B, C, O, F, and N are p-block elements. What is the correct order of reactivity of these elements (from greatest to least)?
answered Apr 4, 2020
3 votes
173k views
Find the nth term for the sequence 1, 4, 9, 16, 25, 36
answered Aug 4, 2019
6 votes
109k views
Monochromatic light with a wavelength of 6.4 E -7 meter passes through two narrow slits, producing an interference pattern on a screen 4.0 meters away. The first order bright band lines are 2.0 E -2 meters
answered Jul 30, 2019
3 votes
80.9k views
Factor 35d + 5d 2 - 30. 5(d2 - 7d + 6) 5(d2 - 7d - 6) 5(d2 + 7d - 6)
answered Mar 23, 2019
2 votes
217k views
Square 1 has a side length of x, and square 2 has a side length of y. Square 2 is formed by joining the midpoints of the sides of square 1 in order. If x = 2, find the ratio of the perimeter of square
answered Oct 16, 2018
6 votes
29.3k views
The physician orders 250 mg of a liquid medication. On hand you have 300 mg/ 5 mL. How many milli-liters will you give?
answered Jul 26, 2018
5 votes
166k views
An object has a mass of 20 g and a volume of 5 cm3. What is the object's density? 4 g/cm3 100 g/cm3 0.25 g/cm3
answered Jul 16, 2018
3 votes
204k views
Where do I start from this question I'm confused
answered May 17, 2018
0 votes
207k views
The __________ was america's acting government during most of the american revolution
answered Mar 31, 2018
7 votes
22.1k views
Which of the following indicates that a chemical change has happened during cooking?
answered Dec 22, 2017
1 vote
191k views
After its main Sequence existence a medium sized star like our sun becomes a
answered Jun 21, 2017
3 votes
2.1k views
what two objects have stored energy? A. ball rolling on the ground B. a small rock sitting on top of a big rock C. a stretched rubber band D. a stone lying on the ground
answered May 29, 2017
2 votes
118k views
A farmer hauled in 120 bales of hay. Each of his cows ate 1 1/4 bales. How many cows the farmer feed?
answered Dec 17, 2015
4 votes
40.2k views
A group of 18 people ordered soup and sandwiches for lunch. Each person in the group had either one soup or one sandwich. The sandwiches cost $7.75 each and the soups cost $4.50 each. If the total cost
answered Jun 8, 2015
2 votes
162k views
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