Сколько литров водорода образуется при взаимодействии цинка с 50 гр серной кислоты если выход водорода составил 75%? ​

Shop homleys one of the most popular shops in england. homleys was founded in the year one thousand seven hundred and sixtieth year, william hemli. the store was so popular that in the year one thousand eight hundred and eighty-first year family hemli opened a branch in regent street. to cope with the growing appetite of the public, to two floors of toys added another five. homleys bought walter lines (this is the president of tri-ang). during the second world war homleys was bombed five times. but the shop was not closed. toys during this time much has changed, but william hemli once in the shop now, surely would know the expression of delight on the faces of people he had dreamed of in my childhood.

The main street of washington it's (пенсильвания) avenue. she conects white home and capitol.  avenue runs from the southeast of maryland in the north-east to georgetown. the length of the street directly in washington - 11 km, the most important of its plot from the white house to the capitol is 1.9 km. the southeastern part of the avenue (total length of it is 29 km) runs through the area of capitol hill, then across the river anacostia included in maryland (23.3 km), where it ends at the intersection with the road from md408 ueyson corner near the river patuxent. then continues as an avenue of southern maryland. north-western part of pennsylvania avenue for the white house runs 2.3 km north-west and ends at m-street in georgetown.