• Each gram of protein provides 4 calories.
• Therefore, the total calories contributed by 50 grams of protein is calculated as:
Calories = 50 × 4 = 200 calories.
• Thus, the correct answer is 200 calories.
Europium (Eu) resembles Calcium (Ca) in the following ways:
(A). Both are diamagnetic
(B). Insolubility of their sulphates and carbonates in water
(C). Solubility of these metals in liquid NH3
(D). Insolubility of their dichlorides in strong HCI
Choose the correct answer from the options given below: