Write in which of these processes heat is absorbed or releases heat. 1. When candle wax melts
2. When the orange juice solidifies
3. When clouds form.
4. When dew drops are formed
5. When the snowflakes form​
not necessary to do all 5 : ) ​

Abullet found at a crime scene may be used as evidence in a trial if the percentage of metals match to the composition of metals in a bullet from the suspect's ammunition. a forensic scientist's analysis of the bullet shows that it contains 11.9 g of lead, 0.5 g of tin, and 0.8 b of antimony. what is the percentage of lead metal in the bullet? express your answers to the one's place.

7. what temperature is need to just dissolve 50 g of nh4cl in 75 g of water? '

Chen drew a diagram to compare the ways in which different organisms obtain nitrogen. which label belongs to the area marked z?