2 years ago

1. A chemical equation is balanced when *

2 answers:

wel2 years ago

7 0

Answer:

If each side of the equation has the same number of atoms of a given element, that element is balanced. If all elements are balanced, the equation is balanced.

lubasha [3.4K]2 years ago

6 0

Answer:1 Answer. A chemical equation is balanced when the number of each kind of atom is the same on both sides of the reaction,,

You might be interested in

An element X forms a compound XH 3 with hydrogen. Another element Y forms a compound YX 2 with X. Given that the valency of hydr

Marina CMI [18]

X $H_{3}$
H has a positive 1 charge. This means that having 3H = +3<span>. This is a neutral compound so x= -3 because X+3H= 0

Y</span> $X_{2}$ is also neutral so 2X+Y= 0
we know X=-3 So, 2(-3)+Y=0
-6+y=0
Y=+6 charge

Answer: The valency of X is -3. The valency of Y is 6

7 0

3 years ago

If 30.943 g of a liquid occupy a space of 35.0 ml. What is the density of the liquid in g/cm3?

timofeeve [1]

Mass / volume = density
30.943g / 35ml = 0.88408571g/ml

7 0

3 years ago

Read 2 more answers

What does 2n² ?denote explain it with the help of two example<br>

Lana71 [14]

Answer:

2n² means 2 × n × n . the power on the n represent the no. of time it is multiplied.

for ex 3x² = 3 × x × x

4x⁴ = 4 × X× X × X× X

8 0

2 years ago

The atomic particle with a charge of -1.6 x 10-19 C is

kobusy [5.1K]

no sefdrcdftrgfkjj jhhhgfd

7 0

2 years ago

Read 2 more answers

What is a solvent ?

pantera1 [17]

Answer:

A solvent is a substance that dissolves a solute, resulting in a solution. A solvent is usually a liquid but can also be a solid, a gas, or a supercritical fluid.

Explanation:

3 0

2 years ago