Ошибка установки / обновления google-chrome в ubuntu 13.04 [дубликат]

если я попытаюсь установить, появится следующее:

sudo apt-get install google-chrome-stable
Reading package lists... Done
Building dependency tree       
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:

The following packages have unmet dependencies:
 google-chrome-stable : Depends: lib32gcc1 (>= 1:4.1.1) but it is not installable
                        Depends: lib32stdc++6 (>= 4.6) but it is not installable
                        Depends: libc6-i386 (>= 2.11) but it is not installable
E: Unable to correct problems, you have held broken packages.

если я попытаюсь выполнить обновление, произойдет следующее:

sudo apt-get  upgrade google-chrome
Reading package lists... Done
Building dependency tree       
Reading state information... Done
The following packages have been kept back:
  google-chrome-stable
0 upgraded, 0 newly installed, 0 to remove and 1 not upgraded.

пожалуйста, помогите ...