Cho em hỏi câu dưới đây chuyển như nào ạ ?
The play was not accepted because of numerous objections which they made
=>because
Mọi người giúp em được không ạ!Em cảm ơn ạ!
Mọi người ơi giúp em với ạ ! em cảm ơn mọi người nhiều lắm ạ
Mark letter A, B, C or D on your answer sheet to indicate the sentence that is closest in meaning to the original sentence in each of the following questions.
Question 31. Because the storm is getting bad, you shouldn’t go out
A. The storm is getting bad, so you shouldn’t go out.
B. The storm is getting bad, but you shouldn’t go out.
C. The storm is getting bad, for you shouldn’t go out.
D. The storm is getting bad, or you shouldn’t go out.
Question 32. New Zealand and Australia are both surrounded by the sea.
A. Both New Zealand and Australia have sea around them.
B. There is no sea around New Zealand and Australia.
C. New Zealand and Australia don’t have sea.
D. We can’t go swimming in New Zealand and Australia.
Question 33. Australians use English as their mother tongue so they are native speakers.
A. Australians are native speakers although they use English as their mother tongue.
B. Australians are native speakers because they use English as their mother tongue.
C. Australians are native speakers though they use English as their mother tongue.
D. Australians are native speakers owing to they use English as their mother tongue.
Question 34. We are raising money to help people in the flooded area.
A. We are raising money so that we can help people in the flooded area.
B. We are raising such money to help people in the flooded area.
C. We are raising enough money to help people in the flooded area.
D. We are raising money in order not to help people in the flooded area.
Question 35. If that man didn’t burn rubbish in the forest, there would not be a forest fire.
A. There is a forest fire because that man burns rubbish in the forest.
B. There was no forest fire although that man burnt rubbish in the forest.
C. There may be a forest fire if that man burnt rubbish in the forest.
D. There was a forest fire due to that man burnt rubbish in the forest.
Question 36. I/ couldn’t/ see/ more/ a few/ feet/ front/ me/ because/ the/ snow.
A. I couldn’t see more a few feet in front of me because of the snow.
B. I couldn’t see more a few feet in front of me because the snow.
C. I couldn’t see more than a few feet in front of me because the snow.
D. I couldn’t see more than a few feet in front of me because of the snow
Question 37. A lot of/ people/ be/ injured/ the/ earthquake.
A. A lot of people were injured in the earthquake. B. A lot of people were injured on the earthquake.
C. A lot of people were injured at the earthquake. D. A lot of people were injured for the earthquake.
Question 38: If/ there/ be/ fire/ in/ your house, call/ 114.
A. If there is a fire in your house, to call 114. B. If there is a fire in your house, calling 114.
C. If there be a fire in your house, call 114. D. If there is a fire in your house, call 114.
Question 39. The/ volcanic eruption/ be/ so destructive/ that/ many lives/ be threatened
A. The volcanic eruption was very destructive that many lives were threatened.
B. The volcanic eruption is so destructive that many lives are threatened.
C. The volcanic eruption be so destructive that many lives are threatened.
D. The volcanic eruption be so destructive that many lives were threatened.
Question 40. What/ you/ do/ if/ there/ tornado/ in/ your area?
A. What would you do if there is a tornado in your area?
B. What will you do if there was a tornado in your area?
C. What would you do if there were a tornado in your area?
D. What would you do if there has been a tornado in your area
MỌI NGƯỜI GIÚP EM VỚI Ạ (EM ĐANG CẦN NÓ GẤP AÁY Ạ AI LÀM ĐƯỢC CÂU NÀO THÌ GIÚP EM CÂU ĐÓ NHÉ)
EM CẢM ƠN Ạ
Câu 7:
a, \(Fe+H_2SO_4\rightarrow FeSO_4+H_2\)
\(CuO+H_2SO_4\rightarrow CuSO_4+H_2O\)
b, \(n_{H_2}=\dfrac{2,24}{22,4}=0,1\left(mol\right)\)
Theo PT: \(n_{Fe}=n_{H_2}=0,1\left(mol\right)\)
\(\Rightarrow\left\{{}\begin{matrix}\%m_{Fe}=\dfrac{0,1.56}{10}.100\%=56\%\\\%m_{CuO}=44\%\end{matrix}\right.\)
c, \(n_{CuO}=\dfrac{10-0,1.56}{80}=0,055\left(mol\right)\)
Theo PT: \(n_{H_2SO_4}=n_{Fe}+n_{CuO}=0,155\left(mol\right)\)
\(\Rightarrow C\%_{H_2SO_4}=\dfrac{0,155.98}{100}.100\%=15,19\%\)
d, Theo PT: \(\left\{{}\begin{matrix}n_{FeSO_4}=n_{Fe}=0,1\left(mol\right)\\n_{CuSO_4}=n_{CuO}=0,055\left(mol\right)\end{matrix}\right.\)
\(\Rightarrow\left\{{}\begin{matrix}m_{FeSO_4}=0,1.152=15,2\left(g\right)\\m_{CuSO_4}=0,055.160=8,8\left(g\right)\end{matrix}\right.\)
Câu 8:
a, \(CuCO_3+2HCl\rightarrow CuCl_2+CO_2+H_2O\)
b, \(n_{CO_2}=\dfrac{3,36}{22,4}=0,15\left(mol\right)\)
Theo PT: \(n_{CuCO_3}=n_{CO_2}=0,15\left(mol\right)\)
\(\Rightarrow\left\{{}\begin{matrix}\%m_{CuCO_3}=\dfrac{0,15.124}{20}.100\%=93\%\\\%m_{CuCl_2}=7\%\end{matrix}\right.\)
c, \(n_{HCl}=2n_{CO_2}=0,3\left(mol\right)\)
\(\Rightarrow C_{M_{HCl}}=\dfrac{0,3}{0,2}=1,5\left(M\right)\)
Bài 6:
a, \(SO_2+Ca\left(OH\right)_2\rightarrow CaSO_3+H_2O\)
b, \(n_{SO_2}=\dfrac{1,12}{22,4}=0,05\left(mol\right)\)
Theo PT: \(n_{Ca\left(OH\right)_2}=n_{CaSO_3}=n_{SO_2}=0,05\left(mol\right)\)
\(\Rightarrow C\%_{Ca\left(OH\right)_2}=\dfrac{0,05.74}{100}.100\%=3,7\%\)
c, \(m_{CaSO_3}=0,05.120=6\left(g\right)\)
mọi người giúp em với ạ , em cần gấp lắm ạ, em cảm ơn mọi người ạ
1. the ceremony has been prepared carefully
->they
2. he left happy with good marks
->good marks made
3. the lesson was too long for him to learn in one hour
->the lesson was so
4. "please, wait for me outside my office" Mrs. Hong said to her husband
->Mrs. Hong told her husband
5.he did not go to the zoo because of his sickness
->because
6.how difficult the exercise was!
->what
7.you can use pencils to draw pictures
->pencils
8.Mr.Ba fixed the washing machine for my mother
->my mother had
9.they will serve dinner in that room
->dinner
10.Nam went to school although it rained heavily
->in spite of
1. the ceremony has been prepared carefully
->they have prepared the ceremony carefully.
2. he left happy with good marks
->good marks made him happy.
3. the lesson was too long for him to learn in one hour
->the lesson was so long that he couldn't learn it in one hour.
4. "please, wait for me outside my office" Mrs. Hong said to her husband
->Mrs. Hong told her husband to wait for her outside her office.
5.he did not go to the zoo because of his sickness
->because he was sick, he did not go to the zoo.
6.how difficult the exercise was!
->what difficult exercise!
7.you can use pencils to draw pictures
->pencils can be used to draw pictures.
8.Mr.Ba fixed the washing machine for my mother
->my mother had Mr. Ba fix the washing machine.
9.they will serve dinner in that room
->dinner will be served in that room.
10.Nam went to school although it rained heavily
->in spite of the heavy rain, Nam went to school.
Mọi người giúp em những câu có đánh dấu đỏ với ạ ,giúp được câu nào em cũng cảm ơn rất nhiều ạ <3
Câu 16:
PTHH: \(Cl_2+2NaOH\rightarrow NaCl+NaClO+H_2O\)
Ta có: \(\left\{{}\begin{matrix}n_{Cl_2}=\dfrac{33,6}{22,4}=1,5\left(mol\right)\\n_{NaOH}=\dfrac{600\cdot20\%}{40}=3\left(mol\right)\end{matrix}\right.\) \(\Rightarrow\) 2 chất p/ứ hết
Mặt khác: \(m_{Cl_2}=1,5\cdot71=106,5\left(g\right)\)
\(\Rightarrow m_{nướcjaven}=m_{Cl_2}+m_{ddNaOH}=706,5\left(g\right)\)
Câu 21:
PTHH: \(H_2SO_{4\left(đ\right)}+CaF_2\rightarrow CaSO_4+2HF\)
Ta có: \(n_{HF}=\dfrac{250\cdot40\%}{20}=5\left(kmol\right)\)
\(\Rightarrow n_{CaF_2}=2,5\left(kmol\right)\) \(\Rightarrow m_{CaF_2}=2,5\cdot78=195\left(kg\right)\)
Mọi người chỉ giúp em bài 3 được không ạ, mọi người đừng gửi bài vì em không hiểu cho lắm. Em cảm ơn ạ
a) 1 dm = 1/10 m
3 dm = 3/10 m
9 dm = 9/10 m
b) 1 g = 1/1000 kg
8 g = 8/1000 kg
25 g = 25/1000 kg
c) 1 phút = 1/60 giờ
6 phút = 1/10 giờ
12 phút = 1/5 giờ
Mọi người chỉ giúp em cách làm bài 3 được không ạ, mọi người đừng gửi bài vì em không hiểu cho lắm. Em cảm ơn ạ
mọi người giúp em bài này được không ạ ....
em cảm ơn mọi người nhiều ạ
post vừa rồi bị lỗi ảnh nên em post lại ạ ...
a: Xét tứ giác BFEC có
\(\widehat{BFC}=\widehat{BEC}=90^0\)
Do đó: BFEC là tứ giác nội tiếp
Mọi người giúp em làm mấy bài này được không ạ,em sắp thi tới nơi rồi ạ,mọi người làm giúp em thì em cảm ơn ạ 😘😘😘😘
CHo em hỏi câu mà em thắc mắc được không ạ!!
câu hỏi như sau :
Tích của 2 số là 945. Nếu thêm 5 đơn vị vào thừa số thứ hai thì tích mới là 1170. Tìm hai số đó !
Chỉ giúp em với ạ !! Em cảm ơn mọi người nhiều lắm !! ^_^
5 lần thừa số thứ nhất là :
1170 - 945 = 225
Thừa số thứ nhất là :
225:5 = 45
Thừa số thứ hai là :
945:45=21
tích hai số tăng thêm số đơn vị là 1170 - 945 = 225
số thứ nhất là 225 : 5 = 45
số thứ hai là 945 : 45 = 21
Đ/S: số thứ nhất: 45
số thứ hai: 21