Hi, I got stuck on this... Hydrogen gas is used in the reduction of tugsten oxide, to extract tugsten metal A) What can you desuse about tungsten metal? B) write a balanced symbol equation for this reation. Thanks any help will be appreciated

Familiar solutions can have a wide range of ph levels. according to the chart, which is the strongest acid, based on its ph level? lemon juice has approximately how many more times the h+ ions than tomato juice? which has the highest concentration of h+ ions: baking soda, ammonia, or bleach?