• pH stands for "power of hydrogen".The "H" is capitalized because it is the hydrogen element symbol. pH is a measure of how acidic or basic an aqueous solution is. • It is a scale developed to measure the concentration of hydrogen ion in a solution is known as pH ... Read More

Hi Shivangi, Reforestation is the replanting of plants on the land which was destroyed by mankind. In reforestation the trees of the same species which were present before deforestation are planted again. In order to maintain ecological balance, the same count of plants must be planted.On the other hand,  Afforestation ... Read More

Given: $\frac{8}{5} \times x =1$To do: Find $x$Solution:$\frac{8}{5} \times x = 1$$x=1\times\frac{5}{8}$Therefore, the value of $x$ is $\frac{5}{8}$

18+13-45+43-16 = 31 - 45 + 43 - 16= 74 -61= 13 Answer

 A) 4,279 × 92 + 8 × 4,279  = 4,279(92 + 8) = 4,279 x 100 = 4,27,900B) 81,265 × 169 - 81,265 × 69  = 81,265(100 + 69) - 81,265 × 69 = 81,265 x 100 + 81,265 × 69 - 81,265 × 69 = = 81,265 x 100 = 81,26,500C) 297 × 17 + 297 × 3  = 297 (17 + 3) = 297 x 20 = 5940 D) 54,279×92+8×54,279= 54,279(92 + 8) = 54,279 x 100 = 54,27,900

1 1/2 = 3/23/2 ÷÷÷ x =  2/3 ÷x = 3/2 ÷ 2/3 = 3/2 x 3/2 = 9/4 9/4 is answer÷

(i) -2/3 x 3/5 + 5/2 -3/5 x 1/6  using distributive property of multiplication over addition= 3/5 (-2/3 -1/6) + 5/2 = 3/5 (-4/6 -1/6) + 5/2 = 3/5 x -5/6 + 5/2 = -1/2 + 5/2 = (-1+5)/2 = 2 Ans(ii) 2/5 x -3/7 - 1/6 x 3/2 +1/14 x 2/5using the distributive property of multiplication over addition2/5(-3/7 + 1/14) - 1/4 = 2/5 (-6/14 + 1/14)   - 1/4                                [as 1/6 x 3/2 = 1/4]= 2/5(-5/14) - 1/4= -1/7 -1/4 = -11/28 Ans

Places such as the mountains, where the temperature gets very low during winters, the plastic pipes meant for water transportation breaks because, during winter, the water pipes contract while the water inside the pipe expands due to low temperature (freezing). This causes an increase in pressure inside the pipe. When ... Read More

Starch is a long chain of glucose that means complex sugar structure, whereas Maltose is a very short and simple chain of glucose that is made up of only two glucose molecules bound together. The starch is a more complex form of maltose, that's why the enzyme amylase found in our ... Read More

The lymphatic system is a network of tissues and organs that are part of the circulatory system and the immune system. It helps to get rid of toxins, waste, and other unwanted materials from the body. It consists of a network of lymphatic vessels, lymphoid organs, and lymphoid tissues.The primary ... Read More