3 years ago

Chemistry question: What is the mass, in grams, of a sample of 6.12 × 1024 atoms of manganese (Mn)?

1 answer:

4 0

Your answers are right.

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ArbitrLikvidat [17]

Answer:

Step-by-step explanation:

Use PEMDAS

First simplify the exponent (9)

Next multiply 5 and 3 (15)

Now add 15 and 15 (30)

Add 9 and 6 (15)

Lastly simply 30 by 15 (2)

3 0

3 years ago

Anarel [89]

It's a similar triangle so the ratios of corresponding sides should be equal which means

BC/EF = AB/DE
21/14 = AB/10
AB = 21/14 * 10 = 15 cm

8 0

3 years ago

Oxana [17]

Answer:

90 units²

Step-by-step explanation:

The rectangular figure is 10 units wide (from -4 to +6) and 9 units high (from -4 to +5), so its area is 10·9 = 90 square units.

7 0

3 years ago

Mariana [72]

Problem A,B,C, and D can be solved using 3*6=18 or 6*3=18

4 0

3 years ago

Pie

Answer:

Step-by-step explanation:

distributive

7 0

3 years ago