7koluchiy7, First installed on your phone screen with IPS matrix, a display consumes more than amoled in conjunction with the size of the screen it will be one of the main consumers, I can recommend a dark picture on the background and turn dark theme, and secondly you have a poor cellular signal
third have included wi-fi while you were running Chrome and you're listening to something and still have something passed note Wi-Fi and Wifi multicast
Your main consumers of the programs it
com.android.chrome GOOGLE_SERVICES and
com.ryeex.groot and also
com.android.camera the screenshot is still seen to have worked
com.google.android.tts is the standard speech synthesizer Google
seen here as the percentage spent batteries which application
Generally dump is not big but it can advise as I said a dark theme and wallpaper dark on the screen, about the differences screens can be read
here, As will be examined with your network signal, try other less energy-intensive browser with Google services to fight hard if not using synchronization unplug it to all Google services, automatic backup if included in the same disconnect play defense in the play store, just read
here.