Everyone has the HD gene, but in some families an abnormal copy of the gene gets passed from parent to child. If you have a parent with Huntington's disease, you have a 50% chance of having the gene and developing the disease. Also: Men and women are equally likely to inherit the abnormal gene.
Hydrogen gas is produced: Zn + 2HCl â ZnCl2 + H2â + Î´Q   Zinc (Zn) reacts with Hydrochloric Acid (HCl) to produce Zinc Chloride (ZnCl2), Hydrogen Gas (H2), and He â¦ at. 6 people found this useful.
Zinc oxide can also be reduced by carbon to zinc metal and carbon dioxide at high temperatures. This is a blast furnace process similar to how iron is made. 2 ZnO + C â 2 Zn + CO 2. This form of zinc is cheaper but is not pure. Zinc is the fourth most common metal in the world. About 10 million tons are made every year.