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Author Question: Round the following number to four significant figures and express the result in standard ... (Read 127 times)

shofmannx20

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on: Aug 27, 2018
Round the following number to four significant figures and express the result in standard exponential notation: 0.00222755
 
  A) 0.2228  10-2
  B) 0.002228
  C) 2.228  103
  D) 2.228  10-3
  E) 22.28  102

Question 2

The correct name for CaH2 is ________.
 
  A) hydrocalcium
  B) calcium dihydride
  C) calcium hydroxide
  D) calcium dihydroxide
  E) calcium hydride
Chemistry: The Central Science ¦ Brown, LeMay, Bursten ¦ 14th Edition
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emsimon14

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Reply #1 on: Aug 27, 2018
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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shofmannx20

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Reply 2 on: Aug 27, 2018
Gracias!

nguyenhoanhat

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Reply 3 on: Yesterday
:D TYSM

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