<u>c.</u> 12. preparing data tables and gathering safety equipment
<u>b.</u> 13. reading all instructions before beginning a science lab
<u>a.</u> 14. recognizing what a picture of a hand means
<u>e.</u> 15. wiping your work area with a wet paper towel
<u>d.</u> 16. wearing goggles and an apron
There must be effective collisions between the reacting chemical particles in order for the chemical reaction to occur.
What of the gasses is N and the flame changes it's color from Orange to blue
1.66 is the answer because it’s is
Answer:
50g
Explanation:
pls mark me brainliest right
