September 2018 1 55 Report

Z rozkładu 15,8g wodorowęglanu amonu otrzymano 3,6g pary wodnej i 4,48dm3 dwutlenku węgla. Trzecim produktem rozkładu jest amoniak. Obliczyć objętość otrzymanego amoniaku, jeżeli jego gęstość w temperaturze pomiaru wynosi 0,76g/dm3, a gęstość dwutlenku węgla wynosi 1,96g/dm3.


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1. Find and correct one mistake in each dialogue.1 A What do the boys do right now? B I'm not sure, but I think they're watching TV.2 A How long has your brother been working in a bank? B He had only been there two months. He used to work at the post office.3 A What did you do when your aunt and uncle arrived from Australia? B We were just going out the door. It was lucky we hadn't already left.4 A Do you want a pizza or a hamburger? B Neither thanks. I loved fast food, bud now i can't stand it.5 A Have you been finishing all the exercises yet? B No, Miss! I haven't even started.6 A How often are you going out for meals? B I never go out for meals.2. Translate the words in brackets into English. Use the correct form of the verbs.1 __ (Czy twój nauczyciel zadaje wam) you tests every week?2 We __ ( uczymy się o) Ancient Egypt in our history lessons this week.3 Joe __ (szedł) to school when it started to rain.4 I __ (nigdy nie byłem) to a country outside Europe.5 The students __ (pojechali na) a tips to Istanbul last summer.6 __ ( Czy słuchałaś) to the news this morning?7 Josh __ (czuje się) very well all morning.8 Helen __(kiedys brała) piano lessons, but now she plays the violin.3. Use the correct form of the verb in brackets to complete the email.Hi BenHow are you? __ (you/enjoy) your new life in Australia? I cant believe you __ ( not be) here anymore!Everything's the same in London. You __ (not miss) anything! It's the holidays and I __ (work) in the local supermarket since June. It __ (be) so boring! I __ (be) out a few times, but nowhere special. I __ (go) to a party last Saturday, but that was really boring too. I __ (arrive) late, and by the time I got there all food __ (go). The music was terrible too!__ (you/still/want) to be a DJ? You __ (have) got an amazing collection of CDs, haven't you? You __ (use to/bring) them to all the parties. Do you remember?
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