Which of these compounds is acid?
H2O
NaBr
HCOOH
CaO
It is a formic acid formula.
reach: rather globalacidschemistry
Answers by country
H2O
NaBr
HCOOH
CaO
answers
Belarus
14
India
211
Australia
33
France
16
Estonia
22
Pakistan
27
Greece
14
the United Kingdom
82
Italy
75
Poland
7207
Ukraine
32
Germany
223
Austria
41
Nigeria
50
Kazakhstan
13
the Philippines
13
Russia
61
Switzerland
15
the United States
139
Spain
15