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Find x in 2x+5÷3=3x-10

2X + 5 = 3x-10 2x + 5 = 3(3x + 5) 2x + 5 = 9x – 30 2x... View Article

Write 815642120 in words (in the International system).

Answer: 815,642,120 in an International system of numeration is written as eight hundred fifteen million six hundred forty-two thousand one... View Article

If oxygenated blood flows in the artery and deoxygenated blood flows in veins then why does blood comes in left atrium through pulmonary veins and goes out from right ventricle through pulmonary artery in heart

Step by step blood flow in heat can be represented as follows Oxygen-poor blood returns from the body to the... View Article

How to find magnetic flux from the magnetic field?

Magnetic flux is a measurement of the total magnetic field which passes through a given area. If we choose a... View Article

How is solid, liquid and gas is classified in a chemical reaction?

Matter can exist in one of three main states: solid, liquid, or gas. A solid can transform into a liquid... View Article

What is the difference between anisogamy and oogamy?

Sexual and asexual reproduction are two mechanisms that produce offsprings of the living organisms. During sexual reproduction, two types of... View Article

What is Rh factor in the circulatory system?

The Rh antigen similar to one present in Rhesus monkeys (hence Rh), is also observed on the surface of RBCs... View Article

The rate of reaction generally doubles for each 10-degree rise in temperature. Explain it on the basis of Maxwell distribution of energies of molecules

As you increase the temperature the rate of reaction increases. As a rough approximation, for many reactions happening at around... View Article

The town newspaper is published everyday. One copy has 12 pages. Everyday 11, 980 copies are printed. How many pages are in all printed everyday? Every month?

One copy of the newspaper contains 12 pages Number of pages is 11980 = 12*11980 = 143960 143960 printed everyday.... View Article

Which of the following are matter: chair, almonds, cold drink, smell of perfume. Explain.

The matter is mass and occupies space. Matter can be solids, liquids or gases provided they occupy space and have... View Article

What is the density of 5 litres of water having mass 5kg?

Mass of the water = 5 kg The volume of water = 5 Litres Volume in m³ = 5 ×... View Article

What is called when oxygen is added to a substance?

When Oxygen is added, to a substance, it is said to be, oxidised. When Oxygen is removed, from a substance,... View Article

A few things have been grouped as follows. Identify the property common to all things in each group. Group I – glass, cup, bucket, mug jug Group II- man, cow, camel. Group lll- copper, iron, silver, gold Group IV- chair, table, stool, bookshelf

Group 1-non lustrous items Group 2 -living things. Group 3-metals Group 4-non living things

How to divide decimals?

Multiply the divisor by as many 10’s as necessary until we get a whole number. Remember to multiply the dividend... View Article

What is taxonomy?

Taxonomy is the science of naming, describing and classifying organisms and includes all plants, animals and microorganisms of the world.... View Article

Ethanol and sodium react to each other and produces a gas which burns in blue flame. Identify them and mention the reaction.

If a small piece of sodium is dropped into ethanol, it reacts steadily to give off bubbles of hydrogen gas... View Article

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