Exams & Certification

The vitamin which is very liable and easily destroyed during cooking as well as storage is A. Vitamin A B. Vitamin B C. Vitamin C D. Vitamin K The Correct Answer and Explanation is: Correct Answer: C. Vitamin C Explanation: Vitamin C, also known as ascorbic acid, is a water-soluble vitamin that is extremely sensitive […]

. One must ask, “Which vitamin gets easily destroyed by heat during cooking? The Correct Answer and Explanation is: Correct Answer: Vitamin C Vitamin C, also known as ascorbic acid, is the vitamin that gets most easily destroyed by heat during cooking. It is a water-soluble vitamin that plays an important role in supporting the

Draw the Lewis Dot structure for Aluminum hydride AlH3. The geometry is: trigonal planar trigonal bipyramidal trigonal pyramidal tetrahedral bent None of the above The Correct Answer and Explanation is: Lewis Dot Structure for Aluminum Hydride (AlH₃): To draw the Lewis structure of AlH₃, follow these steps: Step 1: Count the valence electrons Step 2:

Why is the dipole moment of SO2 1.63 D, but that of CO2 is 0 D? CO2 is linear, whereas SO2 is bent. The two polar bonds in CO2 are equal and in opposite directions, so they cancel each other out. CO2 must be dissolved in a nonpolar solvent in order to induce a dipole

Between what two consecutive numbers does the square root 85 lie? The Correct Answer and Explanation is: The square root of 85 lies between 9 and 10. Explanation To determine between which two consecutive numbers the square root of 85 lies, we start by identifying perfect squares near 85. A perfect square is a number

Out of 1 ream paper, 5 quires were used for printing and 36 papers were wasted during printing. How many papers remained ? (1) 324 papers (2) 360 papers (3) 320 papers (4) 28 dozen The Correct Answer and Explanation is: To solve this problem, we need to understand the units involved and track the

What fraction of an hour is 900 seconds using dimensional analysis The Correct Answer and Explanation is: To find what fraction of an hour 900 seconds represents using dimensional analysis, follow this step-by-step method: Step-by-step Calculation: Thus, 900 seconds is equal to 1/4 of an hour. Explanation Dimensional analysis is a powerful tool in science

900 seconds is equal to how much minutes The Correct Answer and Explanation is: Answer:900 seconds is equal to 15 minutes. Explanation To convert seconds into minutes, you need to understand the relationship between these two units of time. One minute is universally defined as having 60 seconds. This is a standard conversion factor used

A bag contains pennies, nickels, dimes, and quarters. There are 50 coins in all. Of the coins, 16% are pennies and 40% are dimes. There are 5 more nickels than pennies. How much money does the bag contain? The Correct Answer and Explanation is: To find how much money is in the bag, we start

A bag contains pennies, nickels, dimes, and quarters. There are 50 coins in all. Of the coins, 16% are pennies and 34% are dimes. There are more nickels than pennies. How much money does the bag contain? The Correct Answer and Explanation is: To find how much money is in the bag, we start by