1cm^3=7,8g
25cm*7,8g=195 g.
1cm³-7,8g
25cm³-x
25*7,8g=195g
odp.masa 25cm³ żelaza wynosi 195g
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1cm^3=7,8g
25cm*7,8g=195 g.
1cm³-7,8g
25cm³-x
25*7,8g=195g
odp.masa 25cm³ żelaza wynosi 195g