Предмет: Химия, автор: Yanabts

Помогите пожалуйста дати назву оксидам:N2O5, BaO,Fe2O3,Na2O

Ответы

Автор ответа: Dshrmntsv2212

5

N2O5-оксид азота (5)

BaO-оксид бария

Fe2O3-оксид железа (3)

Na2O-оксид натрия

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Английский язык, автор: zhumagadyranel

Common Scams Targeted at Teens
The inexperienced and trusting nature of young people is often what causes them to fall victims to scam artists. Some scam artists know how to identify and take advantage of teens and their need to fit in. __________1__________. Have you ever seen ads online for cheap iPhones, electronic gadgets, designer clothes and other luxury goods being sold at just a fraction of their retail price? Many of these advertisements are simply scams aimed at unsuspecting youngsters who are looking for a good deal. __________2__________. After these teens hand over their money to the scam artist, they never receive the promised merchandise. Sadly, these teens are often so embarrassed about being duped that they won’t tell their parents or the authorities. __________3__________. Many of these scams operate online, making use of emails and pop-up windows that ask for verification of account information or any other kind of personal data, which teens hand over without further thought. Many teens want also to personalize their gadgetry with new ringtones and wallpaper images. Some companies target teens for these ‘free’ services that send new ringtones and images on a regular basis. __________4__________. So, it’s important to know that if anything looks too good to be true, then probably it is. In the end, parents should make their children aware of any potential scams, even if they need to repeat themselves because it is always better to be safe than sorry. (www.investopedia.com, freely adapted) A.
While-reading task: Use the sentences to fill in the gaps in the text.
a) However, in many cases, these cheap goods don’t even exist.
b) Also, because teens are often so involved in new technology and web-based interactions, it’s no surprise that many scammers have found the Internet to be the optimal environment for preying on teens.
c) However, what they don’t advertise is that this service comes with a hefty fee that’ll be added to the phone bill each month.
d) Some young people may be naïve to a point where they don’t even realize that they could be victims of identity theft.

6 лет назад

Предмет: Алгебра, автор: katabystrova46

Арифметические прогрессии, помоги пожалуйста

6 лет назад

Предмет: Алгебра, автор: aligrom877

Срочно помогите пожалуйста

6 лет назад

Предмет: Литература, автор: Вета200314

Помогите написать сочинение на тему Великая Отечественная война

9 лет назад

Предмет: Математика, автор: daniil92komelin

Поставь скобки так чтобы равенства стали верными 54:3•2+4:4=10

9 лет назад