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Mathematics 17 Online
OpenStudy (ineedhelp10):

This is not a math question but I need help

OpenStudy (ineedhelp10):

Symbol Atomic Number Mass Number Number of Protons Number of Electrons Number of Neutrons Net Charge 195Pt Neutral 16 32 -2 78 119 Neutral 33 30 42 88 38 36 58Co

OpenStudy (ineedhelp10):

@Compassionate Help please?

OpenStudy (ineedhelp10):

@nikato

OpenStudy (ineedhelp10):

@thomaster

OpenStudy (ineedhelp10):

its in a file attached

OpenStudy (nikato):

Do u have a periodic table with u?

OpenStudy (nikato):

And why didn't u post this in the chemistry section?

OpenStudy (ineedhelp10):

yeah i do

OpenStudy (ineedhelp10):

@nikato

OpenStudy (nikato):

The atomic # of pt would be the whole number above it

OpenStudy (ineedhelp10):

so the atomic number of pt will be 195? @nikato

OpenStudy (nikato):

No, 195 is the atomic mass. It's the other #

OpenStudy (ineedhelp10):

oh um 78?

OpenStudy (nikato):

Correct

OpenStudy (ineedhelp10):

ok so how will i find the # of protons?

OpenStudy (anonymous):

In a non isotope, # of electrons = # of protons

OpenStudy (ineedhelp10):

so then how will i find the # of electrons?

OpenStudy (ineedhelp10):

@Luigi0210 Do you mind helping me with this periodic table please?

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