YOU SAID:

the bread is white so therefore it cannot be black

INTO JAPANESE

パンは白いので黒くなることはできません

BACK INTO ENGLISH

Bread is white, so you can't go black.

INTO JAPANESE

パンは白いから黒くならない。

BACK INTO ENGLISH

Bread doesn't turn black because it's white.

INTO JAPANESE

パンは白なので黒くならない。

BACK INTO ENGLISH

Bread is white, so it doesn't turn black.

INTO JAPANESE

パンは白いから黒くならない。

BACK INTO ENGLISH

Bread doesn't turn black because it's white.

INTO JAPANESE

パンは白なので黒くならない。

BACK INTO ENGLISH

Bread is white, so it doesn't turn black.