Given that the relative atomic mass of Calcium (Ca) is 40 amu, which of the following statements is CORREct
A. A Ca atom is 40 times as heavy as a carbon-12 atom. B. A Ca atom is 40 times as light as a carbon-12 atom.
C. A Ca atom is 3.33 times as heavy as a carbon-12 atom. D. A Ca atom is 3.33 times as light as a carbon-12 atom
Solved
Show answers
More tips
- H Horoscopes, Magic, Divination How to Cast a Love Spell on a Guy? Guide for Guys...
- S Style and Beauty Tricks and Tips: How to Get Rid of Freckles...
- H Health and Medicine How to perform artificial respiration?...
- C Computers and Internet How to Get Rid of Windows Genuine Check?...
- F Food and Cooking The Disease That Haunted Abraham Lincoln...
- S Style and Beauty How to Make Your Lips Fuller? Ideas and Tips for Beautiful Lips...
- S Style and Beauty How are artificial nails removed?...
- F Family and Home How to Sew Curtain Tapes: Best Tips from Professionals...
- F Family and Home How to Properly Use a Water Level?...
- L Legal consultation What Documents Are Required for a Russian Passport?...
Answers on questions: Chemistry
- C Chemistry Calculate iron(III) thiocyanate complex ion concentration (in M) for stock solution. Record concentration and color in Lab Data: Stock solution Concentration Iron(III) nitrate...
- C Chemistry Balance the chemical equation by adding coefficients as needed A) HCl(aq)+As2O3(s)+NaNO3(aq)+H2O(I)—— NO(g)+H3AsO4(aq)+NaCl(aq) B) TiCl4+H20— TiO2+HCl Change these word equations...
- C Chemistry Consider the following system at equilibrium: N2 (g) + 3H2(g)--2NH3 (g) +92.94 kJ Which changes cause it to shift to the right (products): 1) Increase in temperature 2) decrease...
- C Chemistry Consider the following data for questions 1-6: Two solutions of an unknown slightly soluble salt, A(OH)2, were allowed to equilibriate- one at 25 degrees celsius and the other...
- C Chemistry What is a disadvantage of using chemical indicators...
- C Chemistry In an aqueous solution, which substance yields hydroxide ions as the only negative ion? a) C2H5OH b) CH3COOH C) CH3CH2COOH d) Ca(OH)2...
- C Chemistry Mia added water to a mixture of three substances. She then filtered it and threw away the water. At the end of this procedure, she was still left with the same quantity of all...
- C Chemistry There are several elements whose atoms make more than one type of ion. Where in the periodic table are these elements usually found?...
- A Arts Which of the following works of art is from the gupta period?...
- M Mathematics The land of connecticut is about 12,549,000,000 square meters. the land area of those island is about 2,707,000,000 square meters. how many times greater is the land area of connecticut...
Ответ:
Amount of moles is 0.47 mol
Explanation: Amount of moles n = cV = 0.55 M · 0.85 l = 0.4675 mol