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ryzh [129]
3 years ago
12

The precautions that must be taken when carrying out experiments with hydrogen gas​

Chemistry
1 answer:
ch4aika [34]3 years ago
8 0

Explanation:

Never smoke near a place where hydrogen is generated or being used. Remove all possible sources of flame and sparks. Hydrogen should only be generated and used in a well ventilated out door area. Precautions must be taken to remove all possibilities of fire or explosion.

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Which of the following are always larger than the neutral atoms from which they are formed?
Anuta_ua [19.1K]

Answer:

A) Cations

Explanation:

a) Cations have a positive charge and are larger than their neutral counterparts!

b) Anions have a negative charge and are smaller than their neutral counterparts

c) Metals can have either a positive or negative charge making it either a cation or an anion

d) Carbon is an element and it can have a charge anywhere from +4 to -4

A good way to remember that cations are positive is to think that CATions are always PAWSitive! ^-^

3 0
3 years ago
Where does the bonding of two elements take place?
vagabundo [1.1K]
In ionic bond Im pretty sure this is the correct answer. I know its been 4 days since you post this but thought I could still answer your question. it all starts when Cation and Anion bond together creating ionic bonding.
3 0
4 years ago
HELP ASAP PLEASE!!!
Dmitry [639]

Answer:

A. Electrolyte

Explanation:

Concentrated sulfuric acid has a density of 1.84 g/millimeter. When you dilute this with water to 5.20 M, you then have a density of 1.30 g/millimeter, which then can be used as a lead storage for batteries in automobiles. (Got help to answer this at Www.wyzant.com

3 0
3 years ago
Balance the equation pls
mihalych1998 [28]

Answer:

copy and paste this equation into the website

Explanation:

https://en.intl.chemicalaid.com/tools/equationbalancer.php

4 0
3 years ago
If a solution of potassium hydroxide is mixed with sulfuric acid, which type of reaction will most likely occur?
Nonamiya [84]
If a solution of potassium hydroxide is mixed and or chemically reacted with sulphuric acid, the type of reaction that will occur is a Neutralization reaction or a unique type of a Double Replacement Reaction.

Solution = Double Replacement.
7 0
3 years ago
Read 2 more answers
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