Answer:
390
Explanation:
Specific heat capacity= heat/mass × temperature
Remember you convert gram into kilogram and 1 gram =0.001 kilogram
When a mixture of iron powder and sulphur is heated it glows more brightly than that of iron filings and sulphur.Explain this ob
1 answer:
You might be interested in
Answer:
Explanation:
(a) Balanced reaction of gallium with oxygen is as follows:
(b)
Multiply the carbon dioxide by 6 to balance carbon as follows:
After that multiply H2O by 7 to balance hydrogen as follows:
Finally balance oxygen by multiplying O2 by 19/2. Therefore, balanced reaction is as follows:
(c)
first balance calcium, by multiply by 3 as follows:
After that balance phosphorous by multiplying by 2 as follows:
Finally balance Na by multiplying NaCl by 6. Therefore, balance reaction is as follows: