What volume of hydrogen gas will be produced when 1.3 g of zinc granules react completely with excess dilute sulphuric acid at s. t.p? А B 224 cm С 440 cm D 220 cm E 448 cm 130 cm 3 3 Page 3 of 6 csee20​

What is the empirical formula of a compound that is 50.7% antimony and 49.3% selenium ?

Which activity describes an application of topographic maps? check all that apply. recreation, such as camping and hiking engineering, such as the construction of roads and buildings science, such as mapping stars in the sky business, such as analyzing population centers science, such as analyzing surface features

What is the reduction potential of a hydrogen electrode that is still at standard pressure, but has ph = 5.65 , relative to the she?