Предмет: Химия, автор: mariyakovleva94

верно ли я сделала?мог бы кто проверить?
Zn3(PO4)2 + H3PO4 →3Zn(H2PO4)2
заранее спасибо

Ответы

Автор ответа: arinadanilova87
1
Да правильно составила
Похожие вопросы
Предмет: Английский язык, автор: victoriaonishchuk13
Поможіть будь ласка, потрібно вставити слова
AT THE DOCTOR'S              
Doctor: Come (1).. please.
Patient: Thank you Doctor, I deeided to make (2)... because yesterday I had a (3)... headache and rash all over my body alter taking pills for stomach (4)....     
Doctor: Did I write out (5)... for taking the pills?       
Patient: Yes, here it is.     
Doctor: These pills are very (6)... They can trigger such symptoms as dizziness, nauseu and even rash. Let me check you (7) ... I'll measure your blood (8)... but firstly put (9)... into your armpit. (Alier a while)                                   Doctor: Your temperature is in the normal range bul your blood ressure is very (10)... Did you read the medicine label befure taking thuse pills?
Patient; No, I thonght your preseription and recommmendations were  enough to take them (11)...                                   
Doctor: What (12)... did you take at onee?    Patieut: I look two pills.
Doctor: So everything should have been all right then. You told me you had no allergies. What's wrong then?         
Patient: Just a few days ago I was sneezing all day long but I went (13)... taking the pills.
Doctor: As far as these pills are concerned, they mustn't be taken if you have any allergies. So taking them eaused terrible side (14)...
1. A on Bin C back D round
2. A a meeting B a reception C an event D an appointment
3. A awful B bad C splitting D worse
4. A upset B problem C disease D pain
5. A a recipe B a receipt C a preseription D a bill
6. A bad B strong C hard D overdue
7. A off B up C in D out
8. A level B rate C press D pressure
9. A a stethoscope B a medicine C a thermometer D drops
10. A low   B little     C less D least
11. A cantiously B carrectly C carefully D carelessly
12. A number B quantity C dose D amount
13. A by B funther C on D up
14. A affects B effects C results D outcomes ​
Предмет: Английский язык, автор: семка