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lisov135 [29]
3 years ago
6

2. Why does a chemical equation need to be balanced?

Chemistry
1 answer:
arlik [135]3 years ago
7 0

<em>Answer:</em>

<em>Chemical equations must be balanced to satisfy the law of conservation of matter, that states that matter cannot be produced or destroyed in a closed system. The law of conservation of mass governs the balancing of a chemical equation.</em>

Explanation:

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Rank the following compounds in order of decreasing magnitude of the lattice energy (most negative first). CsCl CaS LiCl
NemiM [27]

Answer:

Order of decreasing: CaS> LiCl> CsCl. That is CsCl has the lowest lattice energy.

Explanation:

LATTICE ENERGYcan be used to estimate the STRENGHT of the bonds in an ionic compound.

ATOMIC RADIUS is a function of lattice energy. The atomic radius INCREASES as you move DOWN a group. LATTICE ENERGY DECREASES as ATOMIC RADIUS increases.

Considering the cations Lithium +1, and Caesium +1 , as one move DOWN the GROUP the ions get larger, this causes the LATTICE ENERGY TO DECREASE DOWN THE GROUP. This means that between lithium in and caesium ion, the Caesium ion has LOWER LATTICE ENERGY as COMPARE TO LITHIUM ION.

AS ONE MOVE ACROSS THE PERIOD, POSITIVE IONS BECOMES MORE CHARGED, and the MORE THE CHARGE, THE GREATER THE LATTICE ENERGY.

Therefore, Calcium ion will have higher lattice energy than Lithium ion.

5 0
3 years ago
Has the research described in this article been peer reviewed?
Igoryamba

Answer:

answer it correctly!!

dapat kase iniintidi ang pag basa , dahil kong hindi mo ito aayosin pag basa wapa kang ma totonan

5 0
3 years ago
What is an ionic solution and how does it work in a battery?
frutty [35]

Explanation:

An ionic solution is a solution that has anions and cations. This is formed when ionic compounds dissociate in water. The ionic solution can be used as a battery because their respective ions can be attracted to either node of a battery. The cathode (+) attracts anions (negatively charged ions) and the anode (-) attracted cations (positively-charged ions). The reaction between the nodes and the respective ions in the solution causes electrons do be either donated or received. This ensures that the ionic solution (electrolyte) acts as channels for transport of electrons across the nodes to complete a circuit.

Learn More:

For more on electrolytes check out;

brainly.com/question/12540975

brainly.com/question/4609389

#LearnWithBrainly

8 0
3 years ago
The density of gold is 19.3 g/cm3. what volume would 131.2 g of gold have?
Luda [366]
Volume would be 6.79792764 cm³. Just divide 131.2 by 19.3

ρ=Mass/Volume
Volume= mass/density
5 0
3 years ago
Help please .......<br><br>​
pshichka [43]

Answer:

The first one is a divergent plate boundary.

The second is a convergent plate boundary.

The third is a transform plate boundary.

Explanation:

8 0
3 years ago
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