3 years ago

Which of the following has kinetic energy?

Chemistry

2 answers:

Volgvan3 years ago

6 0

Answer:

the correct answer is :-

C. a gymnast doing a cartwheel

hope it helps

have a nice day

Molodets [167]3 years ago

3 0

Answer:

c ) a gymnast doing a cartwheel. ........

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How many grams are in 0.220 mol of Ne?

kumpel [21]

Answer:

4.44 g Ne

General Formulas and Concepts:

Chemistry - Atomic Structure

Reading a Periodic Table
Using Dimensional Analysis

Explanation:

Step 1: Define

0.220 mol Ne

Step 2: Identify Conversions

Molar Mass of Ne - 20.18 g/mol

Step 3: Convert

$0.220 \ mol \ Ne(\frac{20.18 \ g \ Ne}{1 \ mol \ Ne} )$ = 4.4396 g Ne

Step 4: Check

We are given 3 sig figs. Follow sig fig rules and round.

4.4396 g Ne ≈ 4.44 g Ne

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