kee88 kee88
  • 20-12-2018
  • Chemistry
contestada

explain to to me about lanthanum

Respuesta :

rayne40 rayne40
  • 20-12-2018
atomic number is 57, and the atomic mass is 138.90547 u + 0.00007 u
Answer Link

Otras preguntas

What happened in the story? Select all of the possible answers. 1. Corrie and her mother paid a visit to the parents of a baby who just died. 2. Corrie and her
Nausea, vomiting, or headache after taking a drug may be due to Dependency Addiction Side effects Tolerance PLEASE HELP!!!!
Help!!Will give brainliest!Plz explain how to do this if possible.
Which statement is true? A. In any right triangle, the sine of one acute angle is equal to the cosine of the other acute angle. B. In any right triangle, the si
which rhetorical device is used in the following sentence?Let history be the final judge of our deeds.
What is the circumference of the circle? Use 3.14 for π r=6.4cm 20.096 cm 40.192 cm 200.96 cm 401.92 cm
Plzzzz helppp meee with this vocabulary !!!
PLEASE HELP ME!!!!! I HAVE TRIED THIS QUESTION 5X ALREADY AND I STILL CANNOT GET THE RIGHT ANSWER!!! I KNOW THE ANSWER BUT I HAVE TO SHOW MY WORK! PLEASE SHOW M
which political party is less likely to support federal civil right’s legislation?
How do I find the answer to this problem?