Questions by Patryk Janik

Questions by Patryk Janik

6.5 moles of Al (aluminum) reacts with 7.2 moles of H2O (water). Which is the limiting reactant? Calculate the theoretical yield. Balance equation : 2Al + 3 H2O == Al2O3 + 3H2

asked Jul 17, 2020

1 answer

0 votes

181k views

Exercise 8. the temperature function in a laterally insulated rod made of copper is found (say experimentally) to be e−0.046t cos(0.2x). find the thermal diffusivity k of copper.

asked Nov 13, 2019

1 answer

1 vote

233k views

Please select the word from the list that best fits the definition Creating a study group

asked Oct 10, 2019

2 answers

5 votes

76.3k views

what are the dimensions of a rectangle whose length is 4 more than twice the with and whose perimeter is 3 less than 7 times the width

asked Jul 26, 2019

1 answer

4 votes

8.0k views

What is the product of 0.51 times 0.24

asked May 18, 2019

2 answers

5 votes

184k views

How did people change their buying and spending habits during the industrial revolution

asked Feb 11, 2019

1 answer

4 votes

112k views

A school system is testing a new math teaching strategy for geometry. Ten classes were randomly selected to pilot the new strategy, and 10 classes were randomly chosen to continue using the current strategy.

asked Sep 27, 2018

2 answers

4 votes

233k views

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