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A+B can complete the work in 40% less time than C while B+C can complete the same work in 60%less time than A .If they work together can complete the whole work in 20 days ,then in how many days ...
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SSC & Banking Anjali Gupta 1 day 0 Answers 10 views 0

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Let N be the sum of all the real solution of the equation given below. If N = (a^b -a)/c , where a, b and c are positive integers and a and c are co-prime, then what is the value ...
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Mathematics 1 day 0 Answers 20 views 0

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In an elementary school, it was claimed that Mrs. SMith’s students did substantially better than the rest of the school on a particular exam. The school had an average exam score of 79.23 while Mrs. Smith’s 23 students had an ...
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Data Interpretation jillian.sanders@hardin.kyschools.us 2 days 0 Answers 8 views 0

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A 1.250 g sample of Octane (C8H18) is burned in excess of oxygen in a bomb calorimeter. The temperature of the calorimeter rises from 294.05 K to 300.78 K. If heat capacity of the calorimeter is 8.93 KJ/K. Find the ...
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Chemistry Chandni 2 days 1 Answer 17 views 0

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The degree of hydrolysis of a salt of weak acid and a weak base in a 0.1 M solution is found to be 50%. If the molarity of the solution will be 0.2 M then the degree of hydrolysis of ...
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Chemistry Animesh Kedavat 1 week 1 Answer 30 views 0

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What is hydronium ion concentration of a 0.02 M solution of Cu+2 solution of copper (II) Perchlorate? The acidity constant of the following reaction is 5×10^(-9). See reaction in attachment.
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Chemistry Animesh Kedavat 1 week 1 Answer 35 views 0