28 Read agrist, Correct the sentences. bigger 1 Antarctica s smaller than the USA. 2 There s a lot of - id1654780020230520 от aksnov31526 20.05.2023 12:15

Question

Физика: 28 Read agrist, Correct the sentences. bigger 1 Antarctica s smaller than the USA. 2 There s a lot of rain in Antarctica. 3 Mount Erebus is a lake in Antarctica. 4 Penguins and polar bears live in Antarctica. 5 Summer in Antarctica is from September to March. ​

aksnov31526 · Accepted Answer

.дано СИ решение     Q=Q₁+Q₂=Q₃
m=100г 0,1кг Q₁=c₁m(t₂-t₁)
t₁=-5⁰C    Q₂=mλ
t₂=0⁰C Q₃=c₂m(t₃-t₂)
t₃=20⁰C Q₁=2100*0.1*5=105Дж
c₁=2100Дж/кг⁰С Q₂=3.3*10⁵*0.1=0.33*10⁵Дж
с₂=4200Дж/кг⁰С Q₃=4200*0.1*20=8200Дж
λ= 3,3*10⁵Дж/кг Q=105Дж+0,33*10⁵Дж=8200Дж=41305Дж
найти Q-?

28 Read agrist, Correct the sentences. bigger
1 Antarctica s smaller than the USA.
2 There's a lot of rain in Antarctica.
3 Mount Erebus is a lake in Antarctica.
4 Penguins and polar bears live in
Antarctica.
5 Summer in Antarctica is from September to
March.
<

MOGZ ответил

28 Read agrist, Correct the sentences. bigger1 Antarctica s smaller than the USA.2 There's a lot of rain in Antarctica.3 Mount Erebus is a lake in Antarctica.4 Penguins and polar bears live inAntarctica.5 Summer in Antarctica is from September toMarch.<​

MOGZ ответил

28 Read agrist, Correct the sentences. bigger
1 Antarctica s smaller than the USA.
2 There's a lot of rain in Antarctica.
3 Mount Erebus is a lake in Antarctica.
4 Penguins and polar bears live in
Antarctica.
5 Summer in Antarctica is from September to
March.
<