Homogeneous mixture<span>steel
</span>element<span>sodium
</span>mixture, homogeneous<span>brass
</span>
Explanation:
The equation doesn't satisfy the Law of Conservation of Matter because There are more oxygen atoms after the reaction than there were before the reaction.
Therefore,
Option C is correct ✔
Answer:
At 3 mmHg and 50°C water exists as a <em><u>gas</u></em>.
Answer:
i) During washing
ii) During Measurement
Explanation:
The two possible steps are :
<u>i) During washing </u>: during the washing method the residue may be not completely dried out and this residue ( water) will add up to the final product ( copper yield ) and this kind of error is called human error.
<u>ii) During measurement </u>: If the weighing instrument is faulty there might be addition in value of the final copper yield which will see the final yield value > 100% . this error occurs when the initial value and final value is been weighed
Explanation:
<h3>Macro minerals are present at larger level in the animal body or required in large amount in the diet. Such as calcium, chlorine, magnesium, potassium, sulphur, and sulfur.</h3><h3>Micro minerals are often referred to as trace minerals i.e; they are present at low levels in the body and required in smaller amounts in the animal diet. Such as zinc, iron, iodine, cobalt, copper, flurion, etc.</h3>
