Xgm of a metal (eq wt 12) was completly dissolved in 100cc of n/2 hcl. the volume was then made upto 500cc of this dilute acid. 25ml of this acid required 1705cc of n/10 naoh for complete neutralization. find the value of x.

Which real-world scenarios below represent physical and chemical changes? -running a car -exploding fireworks -mixing water and powdered drink mix -combining oil and vinegar to make salad dressing -taking aspirin for a headache -diluting bleach with water-digesting dinner-spreading peanut butter on bread

An empty fuel tank can still contain and therefore can be even more dangerous than one full of liquid fuel.

Which compound contain an iron with a 3+ charge