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meriva
3 years ago
11

Which is an electronic tool that can be used to improve science?

Chemistry
2 answers:
Neporo4naja [7]3 years ago
8 0
A beaker probeware is the answer I think
Vanyuwa [196]3 years ago
6 0
The answer is probeware
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HURRY WHICH ONE IS IT??
aliya0001 [1]

Answer:

Protons are positive, electrons are negative, neutrons have to charge. Most of an Atoms mass comes from its protons and neutrons

Explanation:

I took some notes in my notebook about Atoms.

8 0
3 years ago
Read 2 more answers
Why is 0.15 M of hypochlorous acid acidic and 0.15 M of sodium hypochlorite basic?
yaroslaw [1]

As the name hypochlorous acid suggest that it is acidic, no matter what is the concentration of the acid, the acid solution is acidic as it provides hydronium or hydrogen ions to the aqueous solution.  

HClO (aq) ↔ H⁺ (aq) + ClO⁻ (aq)

Hypochlorous acid or HClO is a weak acid, while NaOH is a strong base. The formation of NaOCl takes place when these two react. NaOCl is a salt of a strong base and a weak acid, and due to this, the solution of sodium hypochlorite is basic.  

Sodium is the spectator ion, that is, it does not need to be represented at the time of demonstrating the net equation for the hydrolysis of sodium hypochlorite.  

ClO⁻ (aq) + H2O (l) ↔ HOCl (aq) + OH⁻ (aq)

On observing the first equation, on the product side, there are hydrogen ions, which signifies that the solution is acidic, and if we observe at the second equation, on the product side hydroxide ion is witnessed that indicates that the solution is basic.  


4 0
4 years ago
When nitrogen gas reacts with hydrogen gas, ammonia gas is formed. how many grams of hydrogen gas are required to react complete
aniked [119]
The balanced equation for the formation of ammonia is as follows
N₂ + 3H₂ ---> 2NH₃
stoichiometry of N₂ to H₂ is 1:3
we need to find the moles of N₂, volume of N₂ has been given 
molar volume is where 1 mol of any gas occupies a volume of 22.4 L at STP.
if 22.4 L is occupied by 1 mol 
then 3.5 L of gas is occupied by - 3.5 L / 22.4 L/mol = 0.16 mol 
number of moles of N₂ present - 0.16 mol
1 mol of N₂ requires 3 mol of H₂
therefore 0.16 mol of N₂ requires - 3 x 0.16 = 0.48 mol of H₂
mass of H₂ required - 0.48 mol x 2 g/mol = 0.96 g
0.96 g of H₂ is required
3 0
4 years ago
10. A "neutral atom" is one that has the same number of _______ and ______
Paladinen [302]

Answer:

Protons and Electrons

Explanation:

Protons are positively charged particles in an atom and electrons are negatively charged. These charges cancel out to make a neutral atom. For example, Carbon has 6 protons (+6) and 6 electrons (-6). 6 - 6 is 0, making it neutral.

8 0
3 years ago
Is a Daisy a eukaryote or prokaryote
Kisachek [45]
A Daisy is eukaryote it is classified in the kingdom of Plantae which all plants are eukaryotic<span />
7 0
3 years ago
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