September 2018 2 14 Report

Zad.1

Do 400 g 5-procentowego roztworu chlorku amonu dolano 100 g wody . Oblicz stężenie procentowe otrzymanego roztworu.

Zad 2.

Oparowano 100 g wody z 300 g 10-procentowego roztworu . Oblicz stężenie procentowe otrzymanego roztworu.

Zad 3.

Oblicz stężenie procentowe nasyconego roztworu azotanu(V) potasu w temperaturze 20 stopni Celsjusza.

Na jutroo , pomóżcie ... !!!!


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1.Uzupełnij zdania zaimkami osobowymi lub dzierżawczymi.a)The child has lost ............ favorite toy.b)Give............your records and we'll give you.c)............ car wasn't working, so I used.......... .d)Jane's here, t think - isn't that.............coat?2.Wpisz brakujące przyimki:a)What's the name of that book............Agatha Christie you were reading?b)I'm meeting her................the station.c)We had a party ......... the last day of the course.d)Let's not wait.........the bus, let's go.........foot.e)This product is used all........the world.f)He was killed.................a knife.g)You are very defferenet.........your brother.h)I'm not very good......cooking.i)We arrived............Bristol at exactly sic o'clock.3.Uzupełnij każde zdanie tak, aby jego znaczenie było takie samo, jak zdania oryginalnego, wykorzystując podany wyraz. Nie wolno zmienić podanego wyrazu. PPRZYKŁAD: Knowing English is useful. KNOW It is useful to know English.a)He speaks too quickly for me to understand him. ENOUGH He............for me to understand him.b)I go out very little these days. HARDLY I ........... these days.c)It"s going to rain. I think you should take an umbrella. HAD It's going to rain . You .......... an umbrella.d)His father drives better than mine. AS My father doesn't ........his.e) I was never allowed to eat ice cream when Iwas a child. LET My parents never........ice cream when I was a child.f)He bought this car in 1990. HAD He...........1990.g)This is the worst film I have ever seen. BAD I have.........film.h)"Don;t wait for me", George asked Tom. ASKED George.........for him.i)Mary will be ready any minute, and then we must leave. SOON We must leave.........ready.j)One of my friends is coming to see us today. MINE A............id coming to see us today
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