3 years ago

True or false A compound can consist of one kind of element?

1 answer:

6 0

False because a compound is one or more elements

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julsineya [31]

Answer:

C₆H₈O₇+ 3NaHCO₃ --› Na₃C₆H₅O₇ + 3CO2 + 3H₂O

Explanation:

The reaction occuring in lava lamp is acid base reaction.

When you drop tablet into water the citric acid reacts with sodium bicarbonate and forms water, a salt, and bubbles of carbon dioxide gas.

6 0

3 years ago

kakasveta [241]

Well you have to do it because nobody on here has the answer choices but you

4 0

3 years ago

kaheart [24]

Answer:

to buy souvenirs

give me big brain

Explanation:

7 0

2 years ago

masha68 [24]

Explanation:

For Mg, (1.2 g Mg/24 g Mg) = 0.05 mol Mg.

For Cl, (3.55 g Cl/35.5 g Cl) = 0.1 mol Cl

So the ratio now is

Mg:Cl = 0.05 : 0.1 = 1:2

I got the 1:2 ratio by dividing both by the smallest number, which is 0.05 mol. Therefore, the empirical for formula of the substance is $MgCl_2$

5 0

3 years ago

baherus [9]

The answer is the first one I think

8 0

2 years ago