[Answered] Calculate the formula mass of Be(NO3)2. A. 117 g/mol B. 117 g C. 133 g/mol D. 133 ...

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Author Question: Calculate the formula mass of Be(NO3)2. A. 117 g/mol B. 117 g C. 133 g/mol D. 133 ... (Read 83 times)

karlynnae

Hero Member
Posts: 599

on: Aug 27, 2018

Calculate the formula mass of Be(NO3)2.

A. 117 g/mol
B. 117 g
C. 133 g/mol
D. 133 g

Question 2

Which of the following elements are fifth period semimetals?

A) As and Sb
B) Ge and As
C) Sb and Te
D) Po and At
E) none of the above

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dellikani2015

Sr. Member
Posts: 332

Reply #1 on: Aug 27, 2018

Answer to Question 1

D

Answer to Question 2

C

karlynnae

Member
Posts: 599

Reply 2 on: Aug 27, 2018

TYSM

milbourne11

Member
Posts: 322

Reply 3 on: Yesterday

YES! Correct, THANKS for helping me on my review

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