<h2>2AsCl3 + 3H2S → As2S3 + 6HCl</h2>
Answer:
Good predictions and warnings save lives.
Explanation:
Predictions and warnings can also reduce damage and economic losses.
The easiest way to approximate ph level is through the ph paper measurement system because using pH paper would be best for doing a quick measurement in the field. It does not essentially need to be calibrated or standardized and the papers make available an instant estimate.
Answer:
The Answer is option D
Explanation:
The nucleus of a radioactive element is unstable. The nucleus will break down over time, reducing the amount of the element remaining.