Answer to Question #161668 in General Chemistry for Nwachukwu moses

Question

an experiment excess 0.50mole/dm3 hydrochloric acid HCl was added to 10g of granulated zinc in beaker. Other condition remains constant. state how the rate will be affected in each cases; I. 1.0 mol/dm³ HCl II. 8.0g of granulated zinc III. 10g of zinc dust IV. A higher volume of 0.5mol/dm³ of HCl V. A reaction vessel diped in crushed ice?

Answer 1

1. Zn + 2HCl = ZnCl2 + H2.

ZnCl2 + 2HCl = H2[ZnCl4].