chazpooh208
08.10.2020 •
Chemistry
Write the name of any two metalloids ?
Solved
Show answers
More tips
- H Health and Medicine Is Folic Acid a Necessary Vitamin?...
- W Work and Career How to Start Your Own Business: Tips and Recommendations...
- S Society and Politics 10 Tips for Boosting Your Self-Esteem...
- C Computers and Internet How to Create a Folder on Your iPhone?...
- G Goods and services How to sew a ribbon: Tips for beginners...
- F Food and Cooking How to Make Mayonnaise at Home? Secrets of Homemade Mayonnaise...
- C Computers and Internet Which Phone is Best for Internet Surfing?...
- F Food and Cooking Everything You Need to Know About Pasta...
- C Computers and Internet How to Choose a Monitor?...
- H Horoscopes, Magic, Divination Where Did Tarot Cards Come From?...
Answers on questions: Chemistry
- C Chemistry What volume of water would you add to 35.81 mL of 1.59 M acetic acid solution to make it a 0.97 M?...
- E English You are a cheif speaker of Debate on the topic. Academic excellence does not Guarantee success in life what your argument for or against motion...
- E English M explain the quotes using your own words ! he went out and bought another hand over a thousand dollars (21)....
- B Biology Why does Congress want the FDA to regulate UVA labeling as well?...
- F French Choose the correct form of the verb to complete the following sentence. elles les devoirs. finissent n’aime pas étudies avons...
Ответ:
Germanium and Polonium
Explanation:
Can you please mark me brainliest since I was the first person to answer :p
Ответ:
Explanation:
Percentage of an element in a compound:
Molecular mass of
= 152 g/mol
Percentage of chromium:
Number of chromium atoms = 2
Atomic mass of chromium = 52 g/mol
Percentage of oxygen:
Number of oxygen atoms = 3
Atomic mas of oxygen = 16 g/mol
The percent composition of Cr in
is 68.42%.
The percent composition of O in
is 31.58%.