A sample of 4.25 moles of hydrogen at 20.0°C now occupies a volume of 25.0L under what atmosphere pressure is the sample under?

In 1901, thomas edison invented the nickel-iron battery. the following reaction takes place in the battery. fe(s) + 2 nio(oh)(s) + 2 h2o(l) fe(oh)2(s) + 2 ni(oh)2(aq) how many mole of fe(oh)2, is produced when 5.35 mol fe and 7.65 mol nio(oh) react?

Identify and describe the three ways that mutations affect organisms.

The climate of the continental united states is generally 1. tropical 2. temperate 3. arctic 4. highland