martineztrey2 martineztrey2

10-12-2022
Chemistry

contestada

2. A 9.0 g sample of iron (specific heat= 0.44 J/g °C) heated to 60°C eventually cools to 30°C. What is the heat value? Does the sign of "q" indicate heat absorbed or lost?

Respuesta :

Otras preguntas

Iron nails do not get rusted when kept in distilled water even for a long time. Give reason

why it is advise to clean the ends of connecting wires before connecting them?

what is the pH value of MgSO4?

which part of roots is involved in the exchange of respiratory gases

What is hydrolisation

Which number is equivalent to 16? A.256 B226. C.32 D.18 What value of x makes the equation below true? 7x-1=9 A.2/7 B.8/7 C.10/7 D.16/7

goitre is rare among people living in coastal areas. find a reason behind this phenomenon.

"Lady Brown is talking to her dog in Japanese" In which language does lady brown talk to her dog. Is it correct?

why is a voltmeter is always connected in parallel in a electric circuit?

How do u Solve 2x2 + 2x2 + 2 - 2x2 =