What is the formula for rhodium (II) phosphide?

Determine what type of bond the following compounds have: MnF3 [1] PO2 [2] SrBr2 [3]

What is the molar mass of the following compound?  

What is the name of the following ionic compound? 

A scientist is looking into a new element she plans on naming basilium  (Bs) the information of the element is show below, how many grams of basilium would there be if there are 9.191 x 1022 atoms?

An imaginary element candymonium (Cn) has an atomic mass of 32.15 g/mol. If you have 152.1 g of Cn how many moles would you have? 

Determine if the following are physical or chemical changes: Burning a string is [1]. Aluminum corrodes (Aluminum reacts with oxygen to form aluminum oxide) is [2]. Propanol melts is [3].

What does “Z” represent in the following symbol and how do you know? Z is [z] because [reason]. 

What would the formula be for tetrasulfur octabromide?   

Element X has 3 naturally occurring isotopes with the following masses and percent abundances: X-131 131.0012 19.2% X-134 134.0011 40.80% X-134 134.0009 40.00% What is the average atomic mass of element X?