what is the melting temp for platinum

  1. 👍 0
  2. 👎 0
  3. 👁 32
asked by quenisha
  1. Thank you for using the Jiskha Homework Help Forum. Please try the following:

    1. (PDF file to download):


    3. (1772 degrees C):


    1. 👍 0
    2. 👎 0
    posted by SraJMcGin

Respond to this Question

First Name

Your Response

Similar Questions

  1. university physics

    A platinum resistance thermometer has resistances of 200.0 ohms when placed in a 0 degrees Celsius ice bath and 253.8 ohms when immersed in a crucible contacting melting potassium. What is the melting point of potassium? Hint:

    asked by Ella on November 20, 2012
  2. Chemistry (materials / metals)

    Please help with 5 questions: 1) what metals are the alternatives to platinum? 2) what are the advantages/disadvantages of these alternatives? 3) what is the life cycle of platinum? 4) how are the materials in your platinum and

    asked by LISA AND MICHELLE IN LA on December 17, 2007

    1) hwhich steps in the life cycle of copper consume energy? for each step, can you explain the particular energy needs? 2) which life-cycle steps (such as the reduction of a mineral in an ore to produce platinum) require the use

    asked by LISAINLA on December 17, 2007
  4. Chemistry

    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 jewelry, platinum is combined with other metals to form an alloy. To determine the amount of platinum

    asked by Pauline on March 14, 2018
  5. physics 112

    what is meant by a change in temp of 1 degree celcius on the scale of a platinum resistance thermometer

    asked by christian on January 27, 2013
  6. chemistry

    an 8.5g ice cube is placed into 255g of water. Calculate the temp change in the water upon the complete melting of the ice. Hint: Determine how much heat is absorbed by the melting ice and then use q = mc^T to calculate the temp

    asked by Monique on October 23, 2011
  7. Science

    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 of platinum? The elemental charge is 1.6 × 10−19 C. Answer in units of electrons

    asked by Rachel on February 26, 2014
  8. Chemistry

    I am having trouble answering a question and need some advise. If one proton is taken from a nucleus of a sample of Au79 i would get platinum 78 and if one was added i would get Mercury 80. I am trying to decide which one is the

    asked by Flame on February 10, 2007
  9. chemistry

    The element platinum has ccp packing with a face-centered cubic unit cell. The density of platinum is 21.5 g/cm3. Calculate the volume (cm3) of the unit cell of platinum.

    asked by tweety on February 21, 2009

    my teacher gave us this question and i am totally confused on what to do. any help would be greatly appreciated. Explain what is happening in the pseudo code LOOP in one word. What is temp referring to, and what is the final

    asked by mike on November 17, 2008

More Similar Questions