<span>37.9968064 ± 0.0000010 g/mol</span>
Answer:
180 g Ca
General Formulas and Concepts:
<u>Chemistry - Atomic Structure</u>
- Reading a Periodic Table
- Using Dimensional Analysis
Explanation:
<u>Step 1: Define</u>
4.4 mol Ca
<u>Step 2: Identify Conversions</u>
Molar Mass of Ca - 40.08 g/mol
<u>Step 3: Convert</u>
<u />
= 176.352 g Ca
<u />
<u>Step 4: Check</u>
<em>We are given 2 sig figs. Follow sig fig rules and round.</em>
176.352 g Ca ≈ 180 g Ca
hello, the answer to your question would be TRUE!
(this is because a phylum is "a principal taxonomic category that ranks above class and below kingdom.")
<em> i hope this helps, and have a great day. :)</em>