2 years ago

What is the diameter of Neptune in standard notation

1 answer:

7 0

Answer:

The diameter of Neptune is approximately 49,500 km. This makes Neptune the 4th largest planet in the Solar System, after Jupiter, Saturn and Uranus.

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What is the percent by mass of oxygen in al2o3 ?

Snezhnost [94]

mr oxygen= 16. 16 x 3= 48
mr Al2O3= 27 + 27 + 48= 102

(48/102) X 100%= 47.05% oxygen

4 0

3 years ago

Sam places 5 g of baking soda in 5 g of liquid vinegar, and notices fizzing. After all the fizzing stops, 5 g of liquid remains.

anygoal [31]

Answer: G

5+5=10

10-5=5

5 g of gas escaped

3 0

2 years ago

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Is toothpaste suspension,colloid,solution?

natima [27]

Answer:

Collid

Explanation:

Toothpaste is a colloid, because it's part solid and part liquid. ... A colloid is a heterogeneous mixture of two substances of different phases. Shaving cream and other foams are gas dispersed in liquid. Jello, toothpaste, and other gels are liquid dispersed in solid.

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2 years ago

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Explain how neutralization reactions are used in acid-base titrations.

nadya68 [22]

Acid-base tiltrations has DNA that can help in the process of neutralization. not so sure about it

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2 years ago

when using a clamp and ring stand to hold glassware and tools, what is the best position for the clamp?

lora16 [44]

The bottom

Explanation:

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2 years ago