Pure platinum is too soft

  1. Pure platinum is too soft to be used in jewelry because it scratches easily. To increase the hardness so that it can be used in
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    2. Pauline asked by Pauline
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  2. A 0.509 g sample pure platinum metal was reacted with hcl to form 0.889 g of a compound containing only platinum and chlorine?
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    2. Sofia asked by Sofia
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  3. This is how platinum appears in the periodic table.A purple box has P t at the center and 78 above. Below it says platinum and
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  4. Pure gold is quite soft. To make it more useful for such items as rings and jewelry, jewelers mix it with other metals, such as
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    2. Kyleigh asked by Kyleigh
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  5. While researching a topic, a student has taken the following notes:Platinum is a rare and expensive metal. It is used as a
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  6. Please help with 5 questions:1) what metals are the alternatives to platinum? 2) what are the advantages/disadvantages of these
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    2. LISA AND MICHELLE IN LA asked by LISA AND MICHELLE IN LA
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  7. One gram of platinum has 3.09 × 1021 atoms, and each platinum atom has 78 electrons.How many electrons are contained in 4.00 g
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    2. Rachel asked by Rachel
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  8. Multiple ChoiceIf a musician sees mp in his part, which dynamic level should he play? (1 point) Responses very soft very soft
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    2. itachi asked by itachi
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  9. Multiple ChoiceIf a musician sees mp in his part, which dynamic level should he play? (1 point) Responses very soft very soft
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  10. Multiple Choice If a musician sees mp in his part, which dynamic level should he play? (1 point) Responses very soft very soft
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