# Puja

Most popular questions and responses by Puja

A zinc-copper battery is constructed as follows at 25 degree C: Zn | Zn2+(0.15 M) || Cu2+(1.70 M) | Cu The mass of each electrode is 250. g. I found the cell potential to be 1.13V and the cell potential after 5.00 A of current has flowed for 8.00 h is

2. ## mathematics

25% people in a group join a mountaineering activity,while the remaining 45 people do not join it. How many people are there in the group ?

3. ## springdale

difference between thermal capacity and water equivalent

4. ## computers

write a c program to find the percentage marks where obtain marks and total marks is given by user also show the fail message if marks is less than 17%

5. ## science

why the unit of work and energy are equal?

6. ## programming

write the c programe to find the simple intrest of amount which is supplied by user with the rate of 3% if ammount 10,000 for 5 years.

7. ## science

what is the unit of thermal capacity?

8. ## Math -Calculus

A cylinder with radius of 20 ft is being filled with water at a rate of 2000 ft^3/hour. Find the rate at which the height of the water is increasing.

1. ## plz plz help me belive me have tried

It is very easy and amazing

posted on October 11, 2018
2. ## Math

Always draw a diagram to see what is happening. Using trigonometry: SOH is used sin(55)=opposite/hypotenuse =55m/hypotenuse Hyp(sin55) =55m Hyp= 55m/sin55 Hypotenuse= 67.14 metres (2 decimal places)

posted on January 19, 2017
3. ## science

In a reaction the quantity of heat that raises the temperature of some substance by some amount the same quantity of heat can simulteneously raise the same temperature of a certain mass of water.The mass of water is then termed as water equivalent

posted on June 15, 2016
4. ## mathematics

i donot know

posted on March 1, 2016