Question
The bacteria responsible for oxidizing Fe2+ - Fe3+
(ferrous to ferric form) under acidic environment is_?Solution
Thiobacillus is a acidophilic and chemolithoautotrophic bacteria that obtain its energy from the oxidation of Ferrous ions and reduced sulfur compounds
The difference of compound interest on Rs. 800 for 1 year at 20% per annum when interest is being compounded. Half-yearly and quarterly
The compound interest on a certain sum in 2.5 years at 10% p.a., interest compounded yearly, is 1,623. The sum is:
Mr. Kalra borrowed ₹1,55,000 to meet the expenses of his son's education. If the rate of interest is 12% per annum compounded annually, then how much ...
A sum of ₹20,000 is invested at an annual interest rate of 10% compounded half-yearly. What will be the total amount after 2 years?
Sara deposited Rs. 18,000 into an investment that offers a compound interest rate of 20% per annum, with semi-annual compounding. Calculate the interest...
Rahul invested ₹4,000 in a scheme offering a compound interest rate of 16% per annum, compounded semi-annually. Calculate the t...
Digvijay takes a loan of ₹25,000 at an annual compound interest rate of 10%. He repays ₹4,000 at the end of each year. How much should he pay at the...
A sum of ₹33,100 was divided between Timir and Monali in such a way that if both invested their shares at 10% compound interest per annum, the amount ...
A sum of ₹10,000 is invested at a compound interest rate of 10% per annum. What will be the amount after 2 years if the interest is compounded annually?
