Subject: Science, asked 5 hours, 31 minutes ago

## The distance between a concave mirror and the screen is 5m. An object of height 1 cm is placed between the mirror and the screen on which an image of height 5cm is formed. Calculate (i) the focal length, (ii) the radius of curvature of the mirror and (iii) the position of the object

Subject: Science, asked 5 hours, 39 minutes ago

## In a closed container , 500 g of steam is cooled until all the steam becomes water . The container is then cooled further until all the water becomes ice . Which of the following remains the same during both of these changes ? A)the mass of the water B)the pressure in the container C)the temperature of the water D)the volume of the water

Subject: Science, asked 5 hours, 42 minutes ago

## The density of water is 1 g/cc. Ice floats on water with 90% of its volume inside the water . What will be the mass of a cube of ice of side 3 cm ?

Subject: Science, asked 6 hours, 33 minutes ago

## Please ans fast chemistry plzzzzzz

Subject: Science, asked 10 hours, 50 minutes ago

## Name two pigments in plant which can traps solar energy.?

Subject: Science, asked 11 hours, 9 minutes ago

## I need help with this question

Subject: Science, asked 17 hours, 12 minutes ago

## How can you prepare baking soda? Write it's uses

Subject: Science, asked 18 hours, 33 minutes ago

## What are primary and secondary coils?   🙏🏼 Please explain in brief 🙏🏼

Subject: Science, asked 19 hours, 25 minutes ago

## should we boil a leaf in isopropyl solution (rubbing alcohol) to extract chlorophyll or just leave it in the alcohol? pls tell. if we need to boil the leaf in alcohol, what is the amount of time we should boil it?

Subject: Science, asked 21 hours, 52 minutes ago

## what is the amt. of time I should put a leaf boiled in water for 10mins in rubbing alcohol (isopropyl solution) to extract chlorophyll from it?

Subject: Science, asked 1 day, 1 hour ago

## can i use sanitizer/ nail polish to extract chlorophyll from a leaf? by keeping the leaf in it?

Subject: Science, asked 1 day, 20 hours ago

## Why is the rainbow in the form of an ARC, and not straight like the Spectrum formed by a normal Prism?

Subject: Science, asked 1 day, 20 hours ago

## Is the focal length of a concave mirror always negative and is the focal length of a convex mirror always positive or is it the vice versa?

Subject: Science, asked 2 days, 2 hours ago

## what could be the consequence if hcl is not released in the required quantity?

Subject: Science, asked 2 days, 3 hours ago

## What happen when protiens get digested

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