7. The molar mass of pottasium dichromate(K2Cr2O7) = 294 g.
False, it is not the former President Bill Clinton. The United States of America President of the time when the Soviet Union was dissolved is no other than former President Geroge H. W. Bush. The Soviet Union started to dissolved way back in year 1980s but it was not yet former Presiden George H. W. Bush is the president that time, it was former President Ronald Reagan. On the year 1991, the Soviet Union finally dissolved and Bush was the president that time.
Its a base
as Na+ dissociates in the water and it has no basic nor acidic properties its neutral]
but the F- that also dissociates has certain basic properties
hope that helps
Answer:
Cu + 4HNO3 ---> Cu(NO3)2 + 2NO2 + 2H2O.
Explanation:
Balancing:
Cu + 4HNO3 ---> Cu(NO3)2 + 2 NO2 + 2H2O.