Questions by Reyraa

Questions by Reyraa

?_N2 + _? O2 → _?_ NO2 balance the equation and determine the correct lowest mole ratio. If 5 moles of N2 reacted with 12 moles O2 How many moles NO2 are produced? How many moles of O2 are left ? How many

asked Mar 23, 2021

1 answer

3 votes

118k views

The index of refraction of silicate flint glass for red light is 1.620 and for violet light is 1.660 . A beam of white light in this glass strikes the glass–air interface at a 25.50∘ angle of incidence

asked Feb 28, 2021

1 answer

0 votes

90.8k views

When a few domestic manufacturers of solar water heaters gained popularity in the country Likambea, solar water heaters replaced the old models of water heaters and became the accepted market standard

asked Feb 3, 2021

2 answers

5 votes

146k views

It has been suggested that rotating cylinders about 17.0 mi long and 4.99 mi in diameter be placed in space and used as colonies. What angular speed must such a cylinder have so that the centripetal acceleration

asked Jun 16, 2020

1 answer

5 votes

73.2k views

Can someone please help me with my homework?

asked Nov 20, 2019

1 answer

3 votes

207k views

So how to solve x for 8/15+x=21/25 ?

asked Apr 15, 2019

1 answer

3 votes

152k views

Ecologically speaking, which is bigger, a population or a community? Explain.

asked Oct 26, 2018

2 answers

4 votes

233k views

Read this sentence from Chapter 4 and answer the question. When a man says yes his chi says yes also. What does the author mean by this statement? People have control over their own destinies. A positive

asked Oct 21, 2018

2 answers

2 votes

212k views

All of the following are part of the digestive system except the __________. Select one of the options below as your answer: a. stomach b. esophagus c. intestines d. heart

asked Jun 18, 2017

2 answers

3 votes

25.2k views

Millie works 8 hours each Saturday and earns £50. On a Saturday she spends £2.75 on bus fares and £4.25 on lunch. What percentage of her earnings does she spend on bus fares and lunch?

asked Jan 18, 2017

1 answer

0 votes

168k views

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